207971673

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 357772800

約数和(自身を除く): 149801127

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 109, 203, 241, 273, 327, 377, 609, 723, 763, 1131, 1417, 1687, 2289, 2639, 3133, 3161, 4251, 5061, 6989, 7917, 9399, 9483, 9919, 20967, 21931, 22127, 26269, 29757, 41093, 48923, 65793, 66381, 78807, 90857, 123279, 146769, 183883, 272571, 287651, 341497, 551649, 635999, 761801, 862953, 1024491, 1907997, 2285403, 2390479, 5332607, 7171437, 9903413, 15997821, 29710239, 69323891, 207971673]

約数ペア:

[(1, 207971673), (3, 69323891), (7, 29710239), (13, 15997821), (21, 9903413), (29, 7171437), (39, 5332607), (87, 2390479), (91, 2285403), (109, 1907997), (203, 1024491), (241, 862953), (273, 761801), (327, 635999), (377, 551649), (609, 341497), (723, 287651), (763, 272571), (1131, 183883), (1417, 146769), (1687, 123279), (2289, 90857), (2639, 78807), (3133, 66381), (3161, 65793), (4251, 48923), (5061, 41093), (6989, 29757), (7917, 26269), (9399, 22127), (9483, 21931), (9919, 20967)]