421551319

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{9781}}^1$

素因数の和:9966

約数の個数: 16

約数和(自身を含む): 495830016

約数和(自身を除く): 74278697

約数列:

[1, 7, 47, 131, 329, 917, 6157, 9781, 43099, 68467, 459707, 1281311, 3217949, 8969177, 60221617, 421551319]

約数ペア:

[(1, 421551319), (7, 60221617), (47, 8969177), (131, 3217949), (329, 1281311), (917, 459707), (6157, 68467), (9781, 43099)]