61538516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{13297}}^1$

素因数の和:13403

約数の個数: 24

約数和(自身を含む): 117288360

約数和(自身を除く): 55749844

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 13297, 26594, 53188, 172861, 345722, 691444, 1183433, 2366866, 4733732, 15384629, 30769258, 61538516]

約数ペア:

[(1, 61538516), (2, 30769258), (4, 15384629), (13, 4733732), (26, 2366866), (52, 1183433), (89, 691444), (178, 345722), (356, 172861), (1157, 53188), (2314, 26594), (4628, 13297)]