13647905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{461}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 17031168

約数和(自身を除く): 3383263

約数列:

[1, 5, 31, 155, 191, 461, 955, 2305, 5921, 14291, 29605, 71455, 88051, 440255, 2729581, 13647905]

約数ペア:

[(1, 13647905), (5, 2729581), (31, 440255), (155, 88051), (191, 71455), (461, 29605), (955, 14291), (2305, 5921)]