25717095

素因数分解:

$3^4\times 5^1\times {\mathrm{63499}}^1$

素因数の和:63516

約数の個数: 20

約数和(自身を含む): 46101000

約数和(自身を除く): 20383905

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 63499, 190497, 317495, 571491, 952485, 1714473, 2857455, 5143419, 8572365, 25717095]

約数ペア:

[(1, 25717095), (3, 8572365), (5, 5143419), (9, 2857455), (15, 1714473), (27, 952485), (45, 571491), (81, 317495), (135, 190497), (405, 63499)]