17991267

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{193}}^2$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 28756224

約数和(自身を除く): 10764957

約数列:

[1, 3, 7, 21, 23, 69, 161, 193, 483, 579, 1351, 4053, 4439, 13317, 31073, 37249, 93219, 111747, 260743, 782229, 856727, 2570181, 5997089, 17991267]

約数ペア:

[(1, 17991267), (3, 5997089), (7, 2570181), (21, 856727), (23, 782229), (69, 260743), (161, 111747), (193, 93219), (483, 37249), (579, 31073), (1351, 13317), (4053, 4439)]