855642095

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{2707}}^1$

素因数の和:3551

約数の個数: 32

約数和(自身を含む): 1282162176

約数和(自身を除く): 426520081

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 821, 2707, 4105, 5747, 9031, 13535, 18949, 28735, 29777, 45155, 63217, 94745, 148885, 208439, 316085, 1042195, 2222447, 11112235, 15557129, 24446917, 77785645, 122234585, 171128419, 855642095]

約数ペア:

[(1, 855642095), (5, 171128419), (7, 122234585), (11, 77785645), (35, 24446917), (55, 15557129), (77, 11112235), (385, 2222447), (821, 1042195), (2707, 316085), (4105, 208439), (5747, 148885), (9031, 94745), (13535, 63217), (18949, 45155), (28735, 29777)]