1640340321186

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{494376227}}^1$

素因数の和:494376318

約数の個数: 32

約数和(自身を含む): 3796809431040

約数和(自身を除く): 2156469109854

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 158, 237, 474, 553, 1106, 1659, 3318, 494376227, 988752454, 1483128681, 2966257362, 3460633589, 6921267178, 10381900767, 20763801534, 39055721933, 78111443866, 117167165799, 234334331598, 273390053531, 546780107062, 820170160593, 1640340321186]

約数ペア:

[(1, 1640340321186), (2, 820170160593), (3, 546780107062), (6, 273390053531), (7, 234334331598), (14, 117167165799), (21, 78111443866), (42, 39055721933), (79, 20763801534), (158, 10381900767), (237, 6921267178), (474, 3460633589), (553, 2966257362), (1106, 1483128681), (1659, 988752454), (3318, 494376227)]