81715706215

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{10389791}}^1$

素因数の和:10389831

約数の個数: 24

約数和(自身を含む): 116074756224

約数和(自身を除く): 34359050009

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 605, 715, 1573, 7865, 10389791, 51948955, 114287701, 135067283, 571438505, 675336415, 1257164711, 1485740113, 6285823555, 7428700565, 16343141243, 81715706215]

約数ペア:

[(1, 81715706215), (5, 16343141243), (11, 7428700565), (13, 6285823555), (55, 1485740113), (65, 1257164711), (121, 675336415), (143, 571438505), (605, 135067283), (715, 114287701), (1573, 51948955), (7865, 10389791)]