17474049

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{6959}}^1$

素因数の和:7002

約数の個数: 20

約数和(自身を含む): 26949120

約数和(自身を除く): 9475071

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 6959, 20877, 62631, 187893, 215729, 563679, 647187, 1941561, 5824683, 17474049]

約数ペア:

[(1, 17474049), (3, 5824683), (9, 1941561), (27, 647187), (31, 563679), (81, 215729), (93, 187893), (279, 62631), (837, 20877), (2511, 6959)]