13381491

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7573}}^1$

素因数の和:7626

約数の個数: 16

約数和(自身を含む): 19389440

約数和(自身を除く): 6007949

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 7573, 22719, 143887, 234763, 431661, 704289, 4460497, 13381491]

約数ペア:

[(1, 13381491), (3, 4460497), (19, 704289), (31, 431661), (57, 234763), (93, 143887), (589, 22719), (1767, 7573)]