81140553

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{11369}}^1$

素因数の和:11449

約数の個数: 24

約数和(自身を含む): 128299080

約数和(自身を除く): 47158527

約数列:

[1, 3, 9, 13, 39, 61, 117, 183, 549, 793, 2379, 7137, 11369, 34107, 102321, 147797, 443391, 693509, 1330173, 2080527, 6241581, 9015617, 27046851, 81140553]

約数ペア:

[(1, 81140553), (3, 27046851), (9, 9015617), (13, 6241581), (39, 2080527), (61, 1330173), (117, 693509), (183, 443391), (549, 147797), (793, 102321), (2379, 34107), (7137, 11369)]