121336411

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{821}}^1$

素因数の和:1362

約数の個数: 16

約数和(自身を含む): 142357248

約数和(自身を除く): 21020837

約数列:

[1, 7, 43, 301, 491, 821, 3437, 5747, 21113, 35303, 147791, 247121, 403111, 2821777, 17333773, 121336411]

約数ペア:

[(1, 121336411), (7, 17333773), (43, 2821777), (301, 403111), (491, 247121), (821, 147791), (3437, 35303), (5747, 21113)]