8021195

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1$

素因数の和:120

約数の個数: 48

約数和(自身を含む): 12790848

約数和(自身を除く): 4769653

約数列:

[1, 5, 7, 13, 17, 35, 61, 65, 85, 91, 119, 221, 289, 305, 427, 455, 595, 793, 1037, 1105, 1445, 1547, 2023, 2135, 3757, 3965, 5185, 5551, 7259, 7735, 10115, 13481, 17629, 18785, 26299, 27755, 36295, 67405, 88145, 94367, 123403, 131495, 229177, 471835, 617015, 1145885, 1604239, 8021195]

約数ペア:

[(1, 8021195), (5, 1604239), (7, 1145885), (13, 617015), (17, 471835), (35, 229177), (61, 131495), (65, 123403), (85, 94367), (91, 88145), (119, 67405), (221, 36295), (289, 27755), (305, 26299), (427, 18785), (455, 17629), (595, 13481), (793, 10115), (1037, 7735), (1105, 7259), (1445, 5551), (1547, 5185), (2023, 3965), (2135, 3757)]