638560062

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:327

約数の個数: 144

約数和(自身を含む): 1672585200

約数和(自身を除く): 1034025138

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 49, 63, 86, 98, 113, 126, 129, 147, 149, 226, 258, 294, 298, 301, 339, 387, 441, 447, 602, 678, 774, 791, 882, 894, 903, 1017, 1043, 1341, 1582, 1806, 2034, 2086, 2107, 2373, 2682, 2709, 3129, 4214, 4746, 4859, 5418, 5537, 6258, 6321, 6407, 7119, 7301, 9387, 9718, 11074, 12642, 12814, 14238, 14577, 14602, 16611, 16837, 18774, 18963, 19221, 21903, 29154, 33222, 33674, 34013, 37926, 38442, 43731, 43806, 44849, 49833, 50511, 57663, 65709, 68026, 87462, 89698, 99666, 101022, 102039, 115326, 117859, 131418, 134547, 151533, 204078, 235718, 238091, 269094, 303066, 306117, 313943, 353577, 403641, 476182, 612234, 627886, 707154, 714273, 723991, 807282, 825013, 941829, 1060731, 1428546, 1447982, 1650026, 1883658, 2121462, 2142819, 2171973, 2475039, 2825487, 4285638, 4343946, 4950078, 5067937, 5650974, 6515919, 7425117, 10135874, 13031838, 14850234, 15203811, 30407622, 35475559, 45611433, 70951118, 91222866, 106426677, 212853354, 319280031, 638560062]

約数ペア:

[(1, 638560062), (2, 319280031), (3, 212853354), (6, 106426677), (7, 91222866), (9, 70951118), (14, 45611433), (18, 35475559), (21, 30407622), (42, 15203811), (43, 14850234), (49, 13031838), (63, 10135874), (86, 7425117), (98, 6515919), (113, 5650974), (126, 5067937), (129, 4950078), (147, 4343946), (149, 4285638), (226, 2825487), (258, 2475039), (294, 2171973), (298, 2142819), (301, 2121462), (339, 1883658), (387, 1650026), (441, 1447982), (447, 1428546), (602, 1060731), (678, 941829), (774, 825013), (791, 807282), (882, 723991), (894, 714273), (903, 707154), (1017, 627886), (1043, 612234), (1341, 476182), (1582, 403641), (1806, 353577), (2034, 313943), (2086, 306117), (2107, 303066), (2373, 269094), (2682, 238091), (2709, 235718), (3129, 204078), (4214, 151533), (4746, 134547), (4859, 131418), (5418, 117859), (5537, 115326), (6258, 102039), (6321, 101022), (6407, 99666), (7119, 89698), (7301, 87462), (9387, 68026), (9718, 65709), (11074, 57663), (12642, 50511), (12814, 49833), (14238, 44849), (14577, 43806), (14602, 43731), (16611, 38442), (16837, 37926), (18774, 34013), (18963, 33674), (19221, 33222), (21903, 29154)]