210783909

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{72211}}^1$

素因数の和:72360

約数の個数: 16

約数和(自身を含む): 323509760

約数和(自身を除く): 112725851

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 72211, 216633, 505477, 1516431, 10037329, 30111987, 70261303, 210783909]

約数ペア:

[(1, 210783909), (3, 70261303), (7, 30111987), (21, 10037329), (139, 1516431), (417, 505477), (973, 216633), (2919, 72211)]