47905191

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1229}}^1$

素因数の和:1367

約数の個数: 24

約数和(自身を含む): 71379360

約数和(自身を除く): 23474169

約数列:

[1, 3, 9, 61, 71, 183, 213, 549, 639, 1229, 3687, 4331, 11061, 12993, 38979, 74969, 87259, 224907, 261777, 674721, 785331, 5322799, 15968397, 47905191]

約数ペア:

[(1, 47905191), (3, 15968397), (9, 5322799), (61, 785331), (71, 674721), (183, 261777), (213, 224907), (549, 87259), (639, 74969), (1229, 38979), (3687, 12993), (4331, 11061)]