28290795

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2459}}^1$

素因数の和:2539

約数の個数: 32

約数和(自身を含む): 49593600

約数和(自身を除く): 21302805

約数列:

[1, 3, 5, 13, 15, 39, 59, 65, 177, 195, 295, 767, 885, 2301, 2459, 3835, 7377, 11505, 12295, 31967, 36885, 95901, 145081, 159835, 435243, 479505, 725405, 1886053, 2176215, 5658159, 9430265, 28290795]

約数ペア:

[(1, 28290795), (3, 9430265), (5, 5658159), (13, 2176215), (15, 1886053), (39, 725405), (59, 479505), (65, 435243), (177, 159835), (195, 145081), (295, 95901), (767, 36885), (885, 31967), (2301, 12295), (2459, 11505), (3835, 7377)]