31472142

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:425

約数の個数: 64

約数和(自身を含む): 72285696

約数和(自身を除く): 40813554

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 53, 69, 78, 106, 138, 159, 299, 318, 331, 598, 662, 689, 897, 993, 1219, 1378, 1794, 1986, 2067, 2438, 3657, 4134, 4303, 7314, 7613, 8606, 12909, 15226, 15847, 17543, 22839, 25818, 31694, 35086, 45678, 47541, 52629, 95082, 98969, 105258, 197938, 228059, 296907, 403489, 456118, 593814, 684177, 806978, 1210467, 1368354, 2420934, 5245357, 10490714, 15736071, 31472142]

約数ペア:

[(1, 31472142), (2, 15736071), (3, 10490714), (6, 5245357), (13, 2420934), (23, 1368354), (26, 1210467), (39, 806978), (46, 684177), (53, 593814), (69, 456118), (78, 403489), (106, 296907), (138, 228059), (159, 197938), (299, 105258), (318, 98969), (331, 95082), (598, 52629), (662, 47541), (689, 45678), (897, 35086), (993, 31694), (1219, 25818), (1378, 22839), (1794, 17543), (1986, 15847), (2067, 15226), (2438, 12909), (3657, 8606), (4134, 7613), (4303, 7314)]