157619

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:130

約数の個数: 16

約数和(自身を含む): 207360

約数和(自身を除く): 49741

約数列:

[1, 7, 11, 23, 77, 89, 161, 253, 623, 979, 1771, 2047, 6853, 14329, 22517, 157619]

約数ペア:

[(1, 157619), (7, 22517), (11, 14329), (23, 6853), (77, 2047), (89, 1771), (161, 979), (253, 623)]