1956565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1020

約数の個数: 16

約数和(自身を含む): 2612736

約数和(自身を除く): 656171

約数列:

[1, 5, 13, 31, 65, 155, 403, 971, 2015, 4855, 12623, 30101, 63115, 150505, 391313, 1956565]

約数ペア:

[(1, 1956565), (5, 391313), (13, 150505), (31, 63115), (65, 30101), (155, 12623), (403, 4855), (971, 2015)]