28413455

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42727}}^1$

素因数の和:42758

約数の個数: 16

約数和(自身を含む): 41018880

約数和(自身を除く): 12605425

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 42727, 213635, 299089, 811813, 1495445, 4059065, 5682691, 28413455]

約数ペア:

[(1, 28413455), (5, 5682691), (7, 4059065), (19, 1495445), (35, 811813), (95, 299089), (133, 213635), (665, 42727)]