491600207

素因数分解:

$7^1\times {\mathrm{331}}^2\times {\mathrm{641}}^1$

素因数の和:1310

約数の個数: 12

約数和(自身を含む): 564410448

約数和(自身を除く): 72810241

約数列:

[1, 7, 331, 641, 2317, 4487, 109561, 212171, 766927, 1485197, 70228601, 491600207]

約数ペア:

[(1, 491600207), (7, 70228601), (331, 1485197), (641, 766927), (2317, 212171), (4487, 109561)]