87012142

素因数分解:

$2^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{4507}}^1$

素因数の和:4720

約数の個数: 24

約数和(自身を含む): 152631864

約数和(自身を除く): 65619722

約数列:

[1, 2, 7, 14, 49, 98, 197, 394, 1379, 2758, 4507, 9014, 9653, 19306, 31549, 63098, 220843, 441686, 887879, 1775758, 6215153, 12430306, 43506071, 87012142]

約数ペア:

[(1, 87012142), (2, 43506071), (7, 12430306), (14, 6215153), (49, 1775758), (98, 887879), (197, 441686), (394, 220843), (1379, 63098), (2758, 31549), (4507, 19306), (9014, 9653)]