158583551

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{631}}^1$

素因数の和:891

約数の個数: 24

約数和(自身を含む): 193665024

約数和(自身を除く): 35081473

約数列:

[1, 7, 23, 49, 161, 223, 631, 1127, 1561, 4417, 5129, 10927, 14513, 30919, 35903, 101591, 140713, 251321, 711137, 984991, 3236399, 6894937, 22654793, 158583551]

約数ペア:

[(1, 158583551), (7, 22654793), (23, 6894937), (49, 3236399), (161, 984991), (223, 711137), (631, 251321), (1127, 140713), (1561, 101591), (4417, 35903), (5129, 30919), (10927, 14513)]