28311395

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{27893}}^1$

素因数の和:27934

約数の個数: 16

約数和(自身を含む): 40167360

約数和(自身を除く): 11855965

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 27893, 139465, 195251, 808897, 976255, 4044485, 5662279, 28311395]

約数ペア:

[(1, 28311395), (5, 5662279), (7, 4044485), (29, 976255), (35, 808897), (145, 195251), (203, 139465), (1015, 27893)]