31345366

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 55184976

約数和(自身を除く): 23839610

約数列:

[1, 2, 13, 23, 26, 43, 46, 53, 86, 106, 299, 529, 559, 598, 689, 989, 1058, 1118, 1219, 1378, 1978, 2279, 2438, 4558, 6877, 12857, 13754, 15847, 22747, 25714, 28037, 29627, 31694, 45494, 52417, 56074, 59254, 104834, 295711, 364481, 591422, 681421, 728962, 1205591, 1362842, 2411182, 15672683, 31345366]

約数ペア:

[(1, 31345366), (2, 15672683), (13, 2411182), (23, 1362842), (26, 1205591), (43, 728962), (46, 681421), (53, 591422), (86, 364481), (106, 295711), (299, 104834), (529, 59254), (559, 56074), (598, 52417), (689, 45494), (989, 31694), (1058, 29627), (1118, 28037), (1219, 25714), (1378, 22747), (1978, 15847), (2279, 13754), (2438, 12857), (4558, 6877)]