81646019

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{593}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 107775360

約数和(自身を除く): 26129341

約数列:

[1, 7, 13, 17, 89, 91, 119, 221, 593, 623, 1157, 1513, 1547, 4151, 7709, 8099, 10081, 10591, 19669, 52777, 53963, 70567, 131053, 137683, 369439, 686101, 897209, 917371, 4802707, 6280463, 11663717, 81646019]

約数ペア:

[(1, 81646019), (7, 11663717), (13, 6280463), (17, 4802707), (89, 917371), (91, 897209), (119, 686101), (221, 369439), (593, 137683), (623, 131053), (1157, 70567), (1513, 53963), (1547, 52777), (4151, 19669), (7709, 10591), (8099, 10081)]