123351988

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{571}}^1\times {\mathrm{1019}}^1$

素因数の和:1647

約数の個数: 24

約数和(自身を含む): 220540320

約数和(自身を除く): 97188332

約数列:

[1, 2, 4, 53, 106, 212, 571, 1019, 1142, 2038, 2284, 4076, 30263, 54007, 60526, 108014, 121052, 216028, 581849, 1163698, 2327396, 30837997, 61675994, 123351988]

約数ペア:

[(1, 123351988), (2, 61675994), (4, 30837997), (53, 2327396), (106, 1163698), (212, 581849), (571, 216028), (1019, 121052), (1142, 108014), (2038, 60526), (2284, 54007), (4076, 30263)]