30721503

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{4111}}^1$

素因数の和:4214

約数の個数: 16

約数和(自身を含む): 42633216

約数和(自身を除く): 11911713

約数列:

[1, 3, 47, 53, 141, 159, 2491, 4111, 7473, 12333, 193217, 217883, 579651, 653649, 10240501, 30721503]

約数ペア:

[(1, 30721503), (3, 10240501), (47, 653649), (53, 579651), (141, 217883), (159, 193217), (2491, 12333), (4111, 7473)]