631158476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{170953}}^1$

素因数の和:171041

約数の個数: 24

約数和(自身を含む): 1206251424

約数和(自身を除く): 575092948

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 170953, 341906, 683812, 2222389, 4444778, 8889556, 12137663, 24275326, 48550652, 157789619, 315579238, 631158476]

約数ペア:

[(1, 631158476), (2, 315579238), (4, 157789619), (13, 48550652), (26, 24275326), (52, 12137663), (71, 8889556), (142, 4444778), (284, 2222389), (923, 683812), (1846, 341906), (3692, 170953)]