2137919

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:315

約数の個数: 16

約数和(自身を含む): 2611200

約数和(自身を除く): 473281

約数列:

[1, 7, 23, 49, 161, 271, 343, 1127, 1897, 6233, 7889, 13279, 43631, 92953, 305417, 2137919]

約数ペア:

[(1, 2137919), (7, 305417), (23, 92953), (49, 43631), (161, 13279), (271, 7889), (343, 6233), (1127, 1897)]