813868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 1587600

約数和(自身を除く): 773732

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 349, 583, 698, 1166, 1396, 2332, 3839, 7678, 15356, 18497, 36994, 73988, 203467, 406934, 813868]

約数ペア:

[(1, 813868), (2, 406934), (4, 203467), (11, 73988), (22, 36994), (44, 18497), (53, 15356), (106, 7678), (212, 3839), (349, 2332), (583, 1396), (698, 1166)]