213835517

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{3049}}^1$

素因数の和:3332

約数の個数: 16

約数和(自身を含む): 251222400

約数和(自身を除く): 37386883

約数列:

[1, 7, 43, 233, 301, 1631, 3049, 10019, 21343, 70133, 131107, 710417, 917749, 4972919, 30547931, 213835517]

約数ペア:

[(1, 213835517), (7, 30547931), (43, 4972919), (233, 917749), (301, 710417), (1631, 131107), (3049, 70133), (10019, 21343)]