12657447

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:284

約数の個数: 36

約数和(自身を含む): 20540520

約数和(自身を除く): 7883073

約数列:

[1, 3, 9, 11, 33, 59, 99, 121, 177, 197, 363, 531, 591, 649, 1089, 1773, 1947, 2167, 5841, 6501, 7139, 11623, 19503, 21417, 23837, 34869, 64251, 71511, 104607, 127853, 214533, 383559, 1150677, 1406383, 4219149, 12657447]

約数ペア:

[(1, 12657447), (3, 4219149), (9, 1406383), (11, 1150677), (33, 383559), (59, 214533), (99, 127853), (121, 104607), (177, 71511), (197, 64251), (363, 34869), (531, 23837), (591, 21417), (649, 19503), (1089, 11623), (1773, 7139), (1947, 6501), (2167, 5841)]