3878255

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:358

約数の個数: 16

約数和(自身を含む): 4866048

約数和(自身を除く): 987793

約数列:

[1, 5, 31, 131, 155, 191, 655, 955, 4061, 5921, 20305, 25021, 29605, 125105, 775651, 3878255]

約数ペア:

[(1, 3878255), (5, 775651), (31, 125105), (131, 29605), (155, 25021), (191, 20305), (655, 5921), (955, 4061)]