23865405

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{661}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 40037760

約数和(自身を除く): 16172355

約数列:

[1, 3, 5, 15, 29, 83, 87, 145, 249, 415, 435, 661, 1245, 1983, 2407, 3305, 7221, 9915, 12035, 19169, 36105, 54863, 57507, 95845, 164589, 274315, 287535, 822945, 1591027, 4773081, 7955135, 23865405]

約数ペア:

[(1, 23865405), (3, 7955135), (5, 4773081), (15, 1591027), (29, 822945), (83, 287535), (87, 274315), (145, 164589), (249, 95845), (415, 57507), (435, 54863), (661, 36105), (1245, 19169), (1983, 12035), (2407, 9915), (3305, 7221)]