31001971

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{30971}}^1$

素因数の和:31002

約数の個数: 16

約数和(自身を含む): 41626368

約数和(自身を除く): 10624397

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 30971, 216797, 340681, 402623, 2384767, 2818361, 4428853, 31001971]

約数ペア:

[(1, 31001971), (7, 4428853), (11, 2818361), (13, 2384767), (77, 402623), (91, 340681), (143, 216797), (1001, 30971)]