1818731033

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 2182422528

約数和(自身を除く): 363691495

約数列:

[1, 7, 31, 131, 137, 217, 467, 917, 959, 3269, 4061, 4247, 14477, 17947, 28427, 29729, 61177, 63979, 101339, 125629, 428239, 447853, 556357, 1896487, 1983349, 3894499, 8381249, 13275409, 13883443, 58668743, 259818719, 1818731033]

約数ペア:

[(1, 1818731033), (7, 259818719), (31, 58668743), (131, 13883443), (137, 13275409), (217, 8381249), (467, 3894499), (917, 1983349), (959, 1896487), (3269, 556357), (4061, 447853), (4247, 428239), (14477, 125629), (17947, 101339), (28427, 63979), (29729, 61177)]