31545455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{2833}}^1$

素因数の和:2986

約数の個数: 16

約数和(自身を含む): 40401504

約数和(自身を除く): 8856049

約数列:

[1, 5, 17, 85, 131, 655, 2227, 2833, 11135, 14165, 48161, 240805, 371123, 1855615, 6309091, 31545455]

約数ペア:

[(1, 31545455), (5, 6309091), (17, 1855615), (85, 371123), (131, 240805), (655, 48161), (2227, 14165), (2833, 11135)]