40690338

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{521671}}^1$

素因数の和:521689

約数の個数: 16

約数和(自身を含む): 87640896

約数和(自身を除く): 46950558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 521671, 1043342, 1565013, 3130026, 6781723, 13563446, 20345169, 40690338]

約数ペア:

[(1, 40690338), (2, 20345169), (3, 13563446), (6, 6781723), (13, 3130026), (26, 1565013), (39, 1043342), (78, 521671)]