291277145

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1\times {\mathrm{2351}}^1$

素因数の和:2776

約数の個数: 16

約数和(自身を含む): 355622400

約数和(自身を除く): 64345255

約数列:

[1, 5, 71, 349, 355, 1745, 2351, 11755, 24779, 123895, 166921, 820499, 834605, 4102495, 58255429, 291277145]

約数ペア:

[(1, 291277145), (5, 58255429), (71, 4102495), (349, 834605), (355, 820499), (1745, 166921), (2351, 123895), (11755, 24779)]