490636041

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{76103}}^1$

素因数の和:76420

約数の個数: 16

約数和(自身を含む): 750081024

約数和(自身を除く): 259444983

約数列:

[1, 3, 7, 21, 307, 921, 2149, 6447, 76103, 228309, 532721, 1598163, 23363621, 70090863, 163545347, 490636041]

約数ペア:

[(1, 490636041), (3, 163545347), (7, 70090863), (21, 23363621), (307, 1598163), (921, 532721), (2149, 228309), (6447, 76103)]