3978442

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9001}}^1$

素因数の和:9033

約数の個数: 16

約数和(自身を含む): 6805512

約数和(自身を除く): 2827070

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 9001, 18002, 117013, 153017, 234026, 306034, 1989221, 3978442]

約数ペア:

[(1, 3978442), (2, 1989221), (13, 306034), (17, 234026), (26, 153017), (34, 117013), (221, 18002), (442, 9001)]