30820489

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2389}}^1$

素因数の和:2512

約数の個数: 16

約数和(自身を含む): 37475200

約数和(自身を除く): 6654711

約数列:

[1, 7, 19, 97, 133, 679, 1843, 2389, 12901, 16723, 45391, 231733, 317737, 1622131, 4402927, 30820489]

約数ペア:

[(1, 30820489), (7, 4402927), (19, 1622131), (97, 317737), (133, 231733), (679, 45391), (1843, 16723), (2389, 12901)]