390941253

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 595795200

約数和(自身を除く): 204853947

約数列:

[1, 3, 9, 47, 61, 109, 139, 141, 183, 327, 417, 423, 549, 981, 1251, 2867, 5123, 6533, 6649, 8479, 8601, 15151, 15369, 19599, 19947, 25437, 25803, 45453, 46107, 58797, 59841, 76311, 136359, 312503, 398513, 712097, 924211, 937509, 1195539, 2136291, 2772633, 2812527, 3586617, 6408873, 8317899, 43437917, 130313751, 390941253]

約数ペア:

[(1, 390941253), (3, 130313751), (9, 43437917), (47, 8317899), (61, 6408873), (109, 3586617), (139, 2812527), (141, 2772633), (183, 2136291), (327, 1195539), (417, 937509), (423, 924211), (549, 712097), (981, 398513), (1251, 312503), (2867, 136359), (5123, 76311), (6533, 59841), (6649, 58797), (8479, 46107), (8601, 45453), (15151, 25803), (15369, 25437), (19599, 19947)]