39217972

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:675

約数の個数: 24

約数和(自身を含む): 69638184

約数和(自身を除く): 30420212

約数列:

[1, 2, 4, 157, 197, 314, 317, 394, 628, 634, 788, 1268, 30929, 49769, 61858, 62449, 99538, 123716, 124898, 199076, 249796, 9804493, 19608986, 39217972]

約数ペア:

[(1, 39217972), (2, 19608986), (4, 9804493), (157, 249796), (197, 199076), (314, 124898), (317, 123716), (394, 99538), (628, 62449), (634, 61858), (788, 49769), (1268, 30929)]