678902588

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{17431}}^1$

素因数の和:17562

約数の個数: 48

約数和(自身を含む): 1476002304

約数和(自身を除く): 797099716

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 107, 182, 214, 364, 428, 749, 1391, 1498, 2782, 2996, 5564, 9737, 17431, 19474, 34862, 38948, 69724, 122017, 226603, 244034, 453206, 488068, 906412, 1586221, 1865117, 3172442, 3730234, 6344884, 7460468, 13055819, 24246521, 26111638, 48493042, 52223276, 96986084, 169725647, 339451294, 678902588]

約数ペア:

[(1, 678902588), (2, 339451294), (4, 169725647), (7, 96986084), (13, 52223276), (14, 48493042), (26, 26111638), (28, 24246521), (52, 13055819), (91, 7460468), (107, 6344884), (182, 3730234), (214, 3172442), (364, 1865117), (428, 1586221), (749, 906412), (1391, 488068), (1498, 453206), (2782, 244034), (2996, 226603), (5564, 122017), (9737, 69724), (17431, 38948), (19474, 34862)]