12947476

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:603

約数の個数: 24

約数和(自身を含む): 23292360

約数和(自身を除く): 10344884

約数列:

[1, 2, 4, 53, 106, 157, 212, 314, 389, 628, 778, 1556, 8321, 16642, 20617, 33284, 41234, 61073, 82468, 122146, 244292, 3236869, 6473738, 12947476]

約数ペア:

[(1, 12947476), (2, 6473738), (4, 3236869), (53, 244292), (106, 122146), (157, 82468), (212, 61073), (314, 41234), (389, 33284), (628, 20617), (778, 16642), (1556, 8321)]