170902431

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{19801}}^1$

素因数の和:19951

約数の個数: 24

約数和(自身を含む): 284198304

約数和(自身を除く): 113295873

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2877, 8631, 19801, 59403, 138607, 178209, 415821, 1247463, 2712737, 8138211, 18989159, 24414633, 56967477, 170902431]

約数ペア:

[(1, 170902431), (3, 56967477), (7, 24414633), (9, 18989159), (21, 8138211), (63, 2712737), (137, 1247463), (411, 415821), (959, 178209), (1233, 138607), (2877, 59403), (8631, 19801)]