1688151

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1$

素因数の和:518

約数の個数: 16

約数和(自身を含む): 2419200

約数和(自身を除く): 731049

約数列:

[1, 3, 17, 51, 79, 237, 419, 1257, 1343, 4029, 7123, 21369, 33101, 99303, 562717, 1688151]

約数ペア:

[(1, 1688151), (3, 562717), (17, 99303), (51, 33101), (79, 21369), (237, 7123), (419, 4029), (1257, 1343)]