210880511991

素因数分解:

$3^6\times {\mathrm{31}}^1\times {\mathrm{9331409}}^1$

素因数の和:9331458

約数の個数: 28

約数和(自身を含む): 326375396160

約数和(自身を除く): 115494884169

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 729, 837, 2511, 7533, 22599, 9331409, 27994227, 83982681, 251948043, 289273679, 755844129, 867821037, 2267532387, 2603463111, 6802597161, 7810389333, 23431167999, 70293503997, 210880511991]

約数ペア:

[(1, 210880511991), (3, 70293503997), (9, 23431167999), (27, 7810389333), (31, 6802597161), (81, 2603463111), (93, 2267532387), (243, 867821037), (279, 755844129), (729, 289273679), (837, 251948043), (2511, 83982681), (7533, 27994227), (22599, 9331409)]