12870292071

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2621}}^1\times {\mathrm{17987}}^1$

素因数の和:20631

約数の個数: 32

約数和(自身を含む): 21129712128

約数和(自身を除く): 8259420057

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 2621, 7863, 17987, 18347, 34073, 53961, 55041, 102219, 125909, 233831, 238511, 377727, 701493, 715533, 1636817, 4910451, 47143927, 141431781, 330007489, 612871051, 990022467, 1838613153, 4290097357, 12870292071]

約数ペア:

[(1, 12870292071), (3, 4290097357), (7, 1838613153), (13, 990022467), (21, 612871051), (39, 330007489), (91, 141431781), (273, 47143927), (2621, 4910451), (7863, 1636817), (17987, 715533), (18347, 701493), (34073, 377727), (53961, 238511), (55041, 233831), (102219, 125909)]