81027149

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{3697}}^1$

素因数の和:3836

約数の個数: 16

約数和(自身を含む): 96562176

約数和(自身を除く): 15535027

約数列:

[1, 7, 31, 101, 217, 707, 3131, 3697, 21917, 25879, 114607, 373397, 802249, 2613779, 11575307, 81027149]

約数ペア:

[(1, 81027149), (7, 11575307), (31, 2613779), (101, 802249), (217, 373397), (707, 114607), (3131, 25879), (3697, 21917)]