208514997

素因数分解:

$3^2\times {\mathrm{157}}^1\times {\mathrm{173}}^1\times {\mathrm{853}}^1$

素因数の和:1189

約数の個数: 24

約数和(自身を含む): 305216184

約数和(自身を除く): 96701187

約数列:

[1, 3, 9, 157, 173, 471, 519, 853, 1413, 1557, 2559, 7677, 27161, 81483, 133921, 147569, 244449, 401763, 442707, 1205289, 1328121, 23168333, 69504999, 208514997]

約数ペア:

[(1, 208514997), (3, 69504999), (9, 23168333), (157, 1328121), (173, 1205289), (471, 442707), (519, 401763), (853, 244449), (1413, 147569), (1557, 133921), (2559, 81483), (7677, 27161)]