61847513

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{39979}}^1$

素因数の和:40016

約数の個数: 16

約数和(自身を含む): 80599680

約数和(自身を除く): 18752167

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 39979, 279853, 519727, 679643, 3638089, 4757501, 8835359, 61847513]

約数ペア:

[(1, 61847513), (7, 8835359), (13, 4757501), (17, 3638089), (91, 679643), (119, 519727), (221, 279853), (1547, 39979)]