208020111

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{761}}^1$

素因数の和:983

約数の個数: 32

約数和(自身を含む): 307921152

約数和(自身を除く): 99901041

約数列:

[1, 3, 13, 39, 43, 129, 163, 489, 559, 761, 1677, 2119, 2283, 6357, 7009, 9893, 21027, 29679, 32723, 91117, 98169, 124043, 273351, 372129, 425399, 1276197, 1612559, 4837677, 5333849, 16001547, 69340037, 208020111]

約数ペア:

[(1, 208020111), (3, 69340037), (13, 16001547), (39, 5333849), (43, 4837677), (129, 1612559), (163, 1276197), (489, 425399), (559, 372129), (761, 273351), (1677, 124043), (2119, 98169), (2283, 91117), (6357, 32723), (7009, 29679), (9893, 21027)]