77643189

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21407}}^1$

素因数の和:21457

約数の個数: 24

約数和(自身を含む): 124680192

約数和(自身を除く): 47037003

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 21407, 64221, 192663, 278291, 663617, 834873, 1990851, 2504619, 5972553, 8627021, 25881063, 77643189]

約数ペア:

[(1, 77643189), (3, 25881063), (9, 8627021), (13, 5972553), (31, 2504619), (39, 1990851), (93, 834873), (117, 663617), (279, 278291), (403, 192663), (1209, 64221), (3627, 21407)]