81538968

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{485351}}^1$

素因数の和:485367

約数の個数: 32

約数和(自身を含む): 232968960

約数和(自身を除く): 151429992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 485351, 970702, 1456053, 1941404, 2912106, 3397457, 3882808, 5824212, 6794914, 10192371, 11648424, 13589828, 20384742, 27179656, 40769484, 81538968]

約数ペア:

[(1, 81538968), (2, 40769484), (3, 27179656), (4, 20384742), (6, 13589828), (7, 11648424), (8, 10192371), (12, 6794914), (14, 5824212), (21, 3882808), (24, 3397457), (28, 2912106), (42, 1941404), (56, 1456053), (84, 970702), (168, 485351)]