15721383214

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1\times {\mathrm{6317}}^1$

素因数の和:6780

約数の個数: 32

約数和(自身を含む): 24608054016

約数和(自身を除く): 8886670802

約数列:

[1, 2, 31, 62, 137, 274, 293, 586, 4247, 6317, 8494, 9083, 12634, 18166, 40141, 80282, 195827, 391654, 865429, 1244371, 1730858, 1850881, 2488742, 3701762, 26828299, 53656598, 57377311, 114754622, 253570697, 507141394, 7860691607, 15721383214]

約数ペア:

[(1, 15721383214), (2, 7860691607), (31, 507141394), (62, 253570697), (137, 114754622), (274, 57377311), (293, 53656598), (586, 26828299), (4247, 3701762), (6317, 2488742), (8494, 1850881), (9083, 1730858), (12634, 1244371), (18166, 865429), (40141, 391654), (80282, 195827)]