389992896

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{21841}}^1$

素因数の和:21890

約数の個数: 84

約数和(自身を含む): 1153956544

約数和(自身を除く): 763963648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 144, 186, 192, 248, 279, 288, 372, 496, 558, 576, 744, 992, 1116, 1488, 1984, 2232, 2976, 4464, 5952, 8928, 17856, 21841, 43682, 65523, 87364, 131046, 174728, 196569, 262092, 349456, 393138, 524184, 677071, 698912, 786276, 1048368, 1354142, 1397824, 1572552, 2031213, 2096736, 2708284, 3145104, 4062426, 4193472, 5416568, 6093639, 6290208, 8124852, 10833136, 12187278, 12580416, 16249704, 21666272, 24374556, 32499408, 43332544, 48749112, 64998816, 97498224, 129997632, 194996448, 389992896]

約数ペア:

[(1, 389992896), (2, 194996448), (3, 129997632), (4, 97498224), (6, 64998816), (8, 48749112), (9, 43332544), (12, 32499408), (16, 24374556), (18, 21666272), (24, 16249704), (31, 12580416), (32, 12187278), (36, 10833136), (48, 8124852), (62, 6290208), (64, 6093639), (72, 5416568), (93, 4193472), (96, 4062426), (124, 3145104), (144, 2708284), (186, 2096736), (192, 2031213), (248, 1572552), (279, 1397824), (288, 1354142), (372, 1048368), (496, 786276), (558, 698912), (576, 677071), (744, 524184), (992, 393138), (1116, 349456), (1488, 262092), (1984, 196569), (2232, 174728), (2976, 131046), (4464, 87364), (5952, 65523), (8928, 43682), (17856, 21841)]