42721901

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 47142000

約数和(自身を除く): 4420099

約数列:

[1, 17, 29, 193, 449, 493, 3281, 5597, 7633, 13021, 86657, 95149, 221357, 1473169, 2513053, 42721901]

約数ペア:

[(1, 42721901), (17, 2513053), (29, 1473169), (193, 221357), (449, 95149), (493, 86657), (3281, 13021), (5597, 7633)]