275121

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 496704

約数和(自身を除く): 221583

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 397, 693, 1191, 2779, 3573, 4367, 8337, 13101, 25011, 30569, 39303, 91707, 275121]

約数ペア:

[(1, 275121), (3, 91707), (7, 39303), (9, 30569), (11, 25011), (21, 13101), (33, 8337), (63, 4367), (77, 3573), (99, 2779), (231, 1191), (397, 693)]