31492812

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 81348624

約数和(自身を除く): 49855812

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 169, 212, 293, 318, 338, 507, 586, 636, 676, 689, 879, 1014, 1172, 1378, 1758, 2028, 2067, 2756, 3516, 3809, 4134, 7618, 8268, 8957, 11427, 15236, 15529, 17914, 22854, 26871, 31058, 35828, 45708, 46587, 49517, 53742, 62116, 93174, 99034, 107484, 148551, 186348, 198068, 201877, 297102, 403754, 594204, 605631, 807508, 1211262, 2422524, 2624401, 5248802, 7873203, 10497604, 15746406, 31492812]

約数ペア:

[(1, 31492812), (2, 15746406), (3, 10497604), (4, 7873203), (6, 5248802), (12, 2624401), (13, 2422524), (26, 1211262), (39, 807508), (52, 605631), (53, 594204), (78, 403754), (106, 297102), (156, 201877), (159, 198068), (169, 186348), (212, 148551), (293, 107484), (318, 99034), (338, 93174), (507, 62116), (586, 53742), (636, 49517), (676, 46587), (689, 45708), (879, 35828), (1014, 31058), (1172, 26871), (1378, 22854), (1758, 17914), (2028, 15529), (2067, 15236), (2756, 11427), (3516, 8957), (3809, 8268), (4134, 7618)]