68909812

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{557}}^1$

素因数の和:915

約数の個数: 24

約数和(自身を含む): 122195304

約数和(自身を除く): 53285492

約数列:

[1, 2, 4, 157, 197, 314, 394, 557, 628, 788, 1114, 2228, 30929, 61858, 87449, 109729, 123716, 174898, 219458, 349796, 438916, 17227453, 34454906, 68909812]

約数ペア:

[(1, 68909812), (2, 34454906), (4, 17227453), (157, 438916), (197, 349796), (314, 219458), (394, 174898), (557, 123716), (628, 109729), (788, 87449), (1114, 61858), (2228, 30929)]