131402836

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{6991}}^1$

素因数の和:7159

約数の個数: 24

約数和(自身を含む): 238063616

約数和(自身を除く): 106660780

約数列:

[1, 2, 4, 37, 74, 127, 148, 254, 508, 4699, 6991, 9398, 13982, 18796, 27964, 258667, 517334, 887857, 1034668, 1775714, 3551428, 32850709, 65701418, 131402836]

約数ペア:

[(1, 131402836), (2, 65701418), (4, 32850709), (37, 3551428), (74, 1775714), (127, 1034668), (148, 887857), (254, 517334), (508, 258667), (4699, 27964), (6991, 18796), (9398, 13982)]