25202421

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{10729}}^1$

素因数の和:10770

約数の個数: 20

約数和(自身を含む): 38949900

約数和(自身を除く): 13747479

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 10729, 32187, 96561, 289683, 311141, 869049, 933423, 2800269, 8400807, 25202421]

約数ペア:

[(1, 25202421), (3, 8400807), (9, 2800269), (27, 933423), (29, 869049), (81, 311141), (87, 289683), (261, 96561), (783, 32187), (2349, 10729)]