2786398668

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{647}}^1$

素因数の和:932

約数の個数: 144

約数和(自身を含む): 7744149504

約数和(自身を除く): 4957750836

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 31, 34, 36, 51, 62, 68, 93, 102, 124, 153, 186, 204, 227, 279, 306, 372, 454, 527, 558, 612, 647, 681, 908, 1054, 1116, 1294, 1362, 1581, 1941, 2043, 2108, 2588, 2724, 3162, 3859, 3882, 4086, 4743, 5823, 6324, 7037, 7718, 7764, 8172, 9486, 10999, 11577, 11646, 14074, 15436, 18972, 20057, 21111, 21998, 23154, 23292, 28148, 32997, 34731, 40114, 42222, 43996, 46308, 60171, 63333, 65994, 69462, 80228, 84444, 98991, 119629, 120342, 126666, 131988, 138924, 146869, 180513, 197982, 239258, 240684, 253332, 293738, 340969, 358887, 361026, 395964, 440607, 478516, 587476, 681938, 717774, 722052, 881214, 1022907, 1076661, 1321821, 1363876, 1435548, 1762428, 2045814, 2153322, 2496773, 2643642, 3068721, 4091628, 4306644, 4552939, 4993546, 5287284, 6137442, 7490319, 9105878, 9987092, 12274884, 13658817, 14980638, 18211756, 22470957, 27317634, 29961276, 40976451, 44941914, 54635268, 77399963, 81952902, 89883828, 154799926, 163905804, 232199889, 309599852, 464399778, 696599667, 928799556, 1393199334, 2786398668]

約数ペア:

[(1, 2786398668), (2, 1393199334), (3, 928799556), (4, 696599667), (6, 464399778), (9, 309599852), (12, 232199889), (17, 163905804), (18, 154799926), (31, 89883828), (34, 81952902), (36, 77399963), (51, 54635268), (62, 44941914), (68, 40976451), (93, 29961276), (102, 27317634), (124, 22470957), (153, 18211756), (186, 14980638), (204, 13658817), (227, 12274884), (279, 9987092), (306, 9105878), (372, 7490319), (454, 6137442), (527, 5287284), (558, 4993546), (612, 4552939), (647, 4306644), (681, 4091628), (908, 3068721), (1054, 2643642), (1116, 2496773), (1294, 2153322), (1362, 2045814), (1581, 1762428), (1941, 1435548), (2043, 1363876), (2108, 1321821), (2588, 1076661), (2724, 1022907), (3162, 881214), (3859, 722052), (3882, 717774), (4086, 681938), (4743, 587476), (5823, 478516), (6324, 440607), (7037, 395964), (7718, 361026), (7764, 358887), (8172, 340969), (9486, 293738), (10999, 253332), (11577, 240684), (11646, 239258), (14074, 197982), (15436, 180513), (18972, 146869), (20057, 138924), (21111, 131988), (21998, 126666), (23154, 120342), (23292, 119629), (28148, 98991), (32997, 84444), (34731, 80228), (40114, 69462), (42222, 65994), (43996, 63333), (46308, 60171)]