64718381

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{227}}^1\times {\mathrm{241}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 80777664

約数和(自身を除く): 16059283

約数列:

[1, 7, 13, 91, 169, 227, 241, 1183, 1589, 1687, 2951, 3133, 20657, 21931, 38363, 40729, 54707, 268541, 285103, 382949, 711191, 4978337, 9245483, 64718381]

約数ペア:

[(1, 64718381), (7, 9245483), (13, 4978337), (91, 711191), (169, 382949), (227, 285103), (241, 268541), (1183, 54707), (1589, 40729), (1687, 38363), (2951, 21931), (3133, 20657)]