30680013

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2741}}^1$

素因数の和:2805

約数の個数: 32

約数和(自身を含む): 51593472

約数和(自身を除く): 20913459

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1599, 2741, 3731, 8223, 11193, 19187, 35633, 57561, 106899, 112381, 249431, 337143, 748293, 786667, 1460953, 2360001, 4382859, 10226671, 30680013]

約数ペア:

[(1, 30680013), (3, 10226671), (7, 4382859), (13, 2360001), (21, 1460953), (39, 786667), (41, 748293), (91, 337143), (123, 249431), (273, 112381), (287, 106899), (533, 57561), (861, 35633), (1599, 19187), (2741, 11193), (3731, 8223)]