77513778

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{137}}^1$

素因数の和:248

約数の個数: 72

約数和(自身を含む): 183386268

約数和(自身を除く): 105872490

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 43, 51, 86, 102, 129, 137, 153, 258, 274, 306, 387, 411, 731, 774, 822, 1233, 1462, 1849, 2193, 2329, 2466, 3698, 4386, 4658, 5547, 5891, 6579, 6987, 11094, 11782, 13158, 13974, 16641, 17673, 20961, 31433, 33282, 35346, 41922, 53019, 62866, 94299, 100147, 106038, 188598, 200294, 253313, 282897, 300441, 506626, 565794, 600882, 759939, 901323, 1519878, 1802646, 2279817, 4306321, 4559634, 8612642, 12918963, 25837926, 38756889, 77513778]

約数ペア:

[(1, 77513778), (2, 38756889), (3, 25837926), (6, 12918963), (9, 8612642), (17, 4559634), (18, 4306321), (34, 2279817), (43, 1802646), (51, 1519878), (86, 901323), (102, 759939), (129, 600882), (137, 565794), (153, 506626), (258, 300441), (274, 282897), (306, 253313), (387, 200294), (411, 188598), (731, 106038), (774, 100147), (822, 94299), (1233, 62866), (1462, 53019), (1849, 41922), (2193, 35346), (2329, 33282), (2466, 31433), (3698, 20961), (4386, 17673), (4658, 16641), (5547, 13974), (5891, 13158), (6579, 11782), (6987, 11094)]