42642355

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{19973}}^1$

素因数の和:20046

約数の個数: 16

約数和(自身を含む): 59442624

約数和(自身を除く): 16800269

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 19973, 99865, 139811, 699055, 1218353, 6091765, 8528471, 42642355]

約数ペア:

[(1, 42642355), (5, 8528471), (7, 6091765), (35, 1218353), (61, 699055), (305, 139811), (427, 99865), (2135, 19973)]