142289455

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{599}}^1\times {\mathrm{617}}^1$

素因数の和:1239

約数の個数: 32

約数和(自身を含む): 213580800

約数和(自身を除く): 71291345

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 599, 617, 2995, 3085, 4193, 4319, 6589, 6787, 20965, 21595, 32945, 33935, 46123, 47509, 230615, 237545, 369583, 1847915, 2587081, 4065413, 12935405, 20327065, 28457891, 142289455]

約数ペア:

[(1, 142289455), (5, 28457891), (7, 20327065), (11, 12935405), (35, 4065413), (55, 2587081), (77, 1847915), (385, 369583), (599, 237545), (617, 230615), (2995, 47509), (3085, 46123), (4193, 33935), (4319, 32945), (6589, 21595), (6787, 20965)]