259045128

素因数分解:

$2^3\times 3^4\times {\mathrm{399761}}^1$

素因数の和:399779

約数の個数: 40

約数和(自身を含む): 725568030

約数和(自身を除く): 466522902

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 399761, 799522, 1199283, 1599044, 2398566, 3198088, 3597849, 4797132, 7195698, 9594264, 10793547, 14391396, 21587094, 28782792, 32380641, 43174188, 64761282, 86348376, 129522564, 259045128]

約数ペア:

[(1, 259045128), (2, 129522564), (3, 86348376), (4, 64761282), (6, 43174188), (8, 32380641), (9, 28782792), (12, 21587094), (18, 14391396), (24, 10793547), (27, 9594264), (36, 7195698), (54, 4797132), (72, 3597849), (81, 3198088), (108, 2398566), (162, 1599044), (216, 1199283), (324, 799522), (648, 399761)]