1388109408

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{2065639}}^1$

素因数の和:2065659

約数の個数: 48

約数和(自身を含む): 4164330240

約数和(自身を除く): 2776220832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 2065639, 4131278, 6196917, 8262556, 12393834, 14459473, 16525112, 24787668, 28918946, 33050224, 43378419, 49575336, 57837892, 66100448, 86756838, 99150672, 115675784, 173513676, 198301344, 231351568, 347027352, 462703136, 694054704, 1388109408]

約数ペア:

[(1, 1388109408), (2, 694054704), (3, 462703136), (4, 347027352), (6, 231351568), (7, 198301344), (8, 173513676), (12, 115675784), (14, 99150672), (16, 86756838), (21, 66100448), (24, 57837892), (28, 49575336), (32, 43378419), (42, 33050224), (48, 28918946), (56, 24787668), (84, 16525112), (96, 14459473), (112, 12393834), (168, 8262556), (224, 6196917), (336, 4131278), (672, 2065639)]