136427991

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{2473}}^1$

素因数の和:2591

約数の個数: 32

約数和(自身を含む): 216603648

約数和(自身を除く): 80175657

約数列:

[1, 3, 7, 21, 37, 71, 111, 213, 259, 497, 777, 1491, 2473, 2627, 7419, 7881, 17311, 18389, 51933, 55167, 91501, 175583, 274503, 526749, 640507, 1229081, 1921521, 3687243, 6496571, 19489713, 45475997, 136427991]

約数ペア:

[(1, 136427991), (3, 45475997), (7, 19489713), (21, 6496571), (37, 3687243), (71, 1921521), (111, 1229081), (213, 640507), (259, 526749), (497, 274503), (777, 175583), (1491, 91501), (2473, 55167), (2627, 51933), (7419, 18389), (7881, 17311)]