1323557977

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{12437}}^1$

素因数の和:13128

約数の個数: 16

約数和(自身を含む): 1580919552

約数和(自身を除く): 257361575

約数列:

[1, 7, 23, 161, 661, 4627, 12437, 15203, 87059, 106421, 286051, 2002357, 8220857, 57545999, 189079711, 1323557977]

約数ペア:

[(1, 1323557977), (7, 189079711), (23, 57545999), (161, 8220857), (661, 2002357), (4627, 286051), (12437, 106421), (15203, 87059)]