231931986

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15901}}^1$

素因数の和:15947

約数の個数: 64

約数和(自身を含む): 577051776

約数和(自身を除く): 345119790

約数列:

[1, 2, 3, 6, 11, 13, 17, 22, 26, 33, 34, 39, 51, 66, 78, 102, 143, 187, 221, 286, 374, 429, 442, 561, 663, 858, 1122, 1326, 2431, 4862, 7293, 14586, 15901, 31802, 47703, 95406, 174911, 206713, 270317, 349822, 413426, 524733, 540634, 620139, 810951, 1049466, 1240278, 1621902, 2273843, 2973487, 3514121, 4547686, 5946974, 6821529, 7028242, 8920461, 10542363, 13643058, 17840922, 21084726, 38655331, 77310662, 115965993, 231931986]

約数ペア:

[(1, 231931986), (2, 115965993), (3, 77310662), (6, 38655331), (11, 21084726), (13, 17840922), (17, 13643058), (22, 10542363), (26, 8920461), (33, 7028242), (34, 6821529), (39, 5946974), (51, 4547686), (66, 3514121), (78, 2973487), (102, 2273843), (143, 1621902), (187, 1240278), (221, 1049466), (286, 810951), (374, 620139), (429, 540634), (442, 524733), (561, 413426), (663, 349822), (858, 270317), (1122, 206713), (1326, 174911), (2431, 95406), (4862, 47703), (7293, 31802), (14586, 15901)]