81212904

素因数分解:

$2^3\times 3^2\times {\mathrm{1127957}}^1$

素因数の和:1127969

約数の個数: 24

約数和(自身を含む): 219951810

約数和(自身を除く): 138738906

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1127957, 2255914, 3383871, 4511828, 6767742, 9023656, 10151613, 13535484, 20303226, 27070968, 40606452, 81212904]

約数ペア:

[(1, 81212904), (2, 40606452), (3, 27070968), (4, 20303226), (6, 13535484), (8, 10151613), (9, 9023656), (12, 6767742), (18, 4511828), (24, 3383871), (36, 2255914), (72, 1127957)]