39930471

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 68290560

約数和(自身を除く): 28360089

約数列:

[1, 3, 7, 9, 21, 63, 71, 79, 113, 213, 237, 339, 497, 553, 639, 711, 791, 1017, 1491, 1659, 2373, 4473, 4977, 5609, 7119, 8023, 8927, 16827, 24069, 26781, 39263, 50481, 56161, 62489, 72207, 80343, 117789, 168483, 187467, 353367, 505449, 562401, 633817, 1901451, 4436719, 5704353, 13310157, 39930471]

約数ペア:

[(1, 39930471), (3, 13310157), (7, 5704353), (9, 4436719), (21, 1901451), (63, 633817), (71, 562401), (79, 505449), (113, 353367), (213, 187467), (237, 168483), (339, 117789), (497, 80343), (553, 72207), (639, 62489), (711, 56161), (791, 50481), (1017, 39263), (1491, 26781), (1659, 24069), (2373, 16827), (4473, 8927), (4977, 8023), (5609, 7119)]