31927818

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^2$

素因数の和:128

約数の個数: 72

約数和(自身を含む): 74154528

約数和(自身を除く): 42226710

約数列:

[1, 2, 3, 6, 13, 23, 26, 37, 39, 46, 69, 74, 78, 111, 138, 169, 222, 299, 338, 481, 507, 598, 851, 897, 962, 1014, 1369, 1443, 1702, 1794, 2553, 2738, 2886, 3887, 4107, 5106, 6253, 7774, 8214, 11063, 11661, 12506, 17797, 18759, 22126, 23322, 31487, 33189, 35594, 37518, 53391, 62974, 66378, 94461, 106782, 143819, 188922, 231361, 287638, 409331, 431457, 462722, 694083, 818662, 862914, 1227993, 1388166, 2455986, 5321303, 10642606, 15963909, 31927818]

約数ペア:

[(1, 31927818), (2, 15963909), (3, 10642606), (6, 5321303), (13, 2455986), (23, 1388166), (26, 1227993), (37, 862914), (39, 818662), (46, 694083), (69, 462722), (74, 431457), (78, 409331), (111, 287638), (138, 231361), (169, 188922), (222, 143819), (299, 106782), (338, 94461), (481, 66378), (507, 62974), (598, 53391), (851, 37518), (897, 35594), (962, 33189), (1014, 31487), (1369, 23322), (1443, 22126), (1702, 18759), (1794, 17797), (2553, 12506), (2738, 11661), (2886, 11063), (3887, 8214), (4107, 7774), (5106, 6253)]