349234991

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{17623}}^1$

素因数の和:17798

約数の個数: 16

約数和(自身を含む): 422976000

約数和(自身を除く): 73741009

約数列:

[1, 7, 19, 133, 149, 1043, 2831, 17623, 19817, 123361, 334837, 2343859, 2625827, 18380789, 49890713, 349234991]

約数ペア:

[(1, 349234991), (7, 49890713), (19, 18380789), (133, 2625827), (149, 2343859), (1043, 334837), (2831, 123361), (17623, 19817)]