78621039

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{10487}}^1$

素因数の和:10524

約数の個数: 36

約数和(自身を含む): 139888944

約数和(自身を除く): 61267905

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 7497, 10487, 31461, 73409, 94383, 178279, 220227, 513863, 534837, 660681, 1247953, 1541589, 1604511, 3743859, 4624767, 8735671, 11231577, 26207013, 78621039]

約数ペア:

[(1, 78621039), (3, 26207013), (7, 11231577), (9, 8735671), (17, 4624767), (21, 3743859), (49, 1604511), (51, 1541589), (63, 1247953), (119, 660681), (147, 534837), (153, 513863), (357, 220227), (441, 178279), (833, 94383), (1071, 73409), (2499, 31461), (7497, 10487)]