491170081917

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{19801}}^1\times {\mathrm{435181}}^1$

素因数の和:455004

約数の個数: 16

約数和(自身を含む): 689397917120

約数和(自身を除く): 198227835203

約数列:

[1, 3, 19, 57, 19801, 59403, 376219, 435181, 1128657, 1305543, 8268439, 24805317, 8617018981, 25851056943, 163723360639, 491170081917]

約数ペア:

[(1, 491170081917), (3, 163723360639), (19, 25851056943), (57, 8617018981), (19801, 24805317), (59403, 8268439), (376219, 1305543), (435181, 1128657)]