100406789

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{2789}}^1$

素因数の和:2972

約数の個数: 16

約数和(自身を含む): 118742400

約数和(自身を除く): 18335611

約数列:

[1, 7, 37, 139, 259, 973, 2789, 5143, 19523, 36001, 103193, 387671, 722351, 2713697, 14343827, 100406789]

約数ペア:

[(1, 100406789), (7, 14343827), (37, 2713697), (139, 722351), (259, 387671), (973, 103193), (2789, 36001), (5143, 19523)]