1320177677

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{2309}}^1$

素因数の和:2493

約数の個数: 32

約数和(自身を含む): 1668226560

約数和(自身を除く): 348048883

約数列:

[1, 7, 13, 61, 91, 103, 427, 721, 793, 1339, 2309, 5551, 6283, 9373, 16163, 30017, 43981, 81679, 140849, 210119, 237827, 571753, 985943, 1664789, 1831037, 3091751, 12817259, 14507447, 21642257, 101552129, 188596811, 1320177677]

約数ペア:

[(1, 1320177677), (7, 188596811), (13, 101552129), (61, 21642257), (91, 14507447), (103, 12817259), (427, 3091751), (721, 1831037), (793, 1664789), (1339, 985943), (2309, 571753), (5551, 237827), (6283, 210119), (9373, 140849), (16163, 81679), (30017, 43981)]