215310315

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{3739}}^1$

素因数の和:4107

約数の個数: 32

約数和(自身を含む): 376992000

約数和(自身を除く): 161681685

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 349, 1047, 1745, 3739, 3839, 5235, 11217, 11517, 18695, 19195, 41129, 56085, 57585, 123387, 205645, 616935, 1304911, 3914733, 6524555, 14354021, 19573665, 43062063, 71770105, 215310315]

約数ペア:

[(1, 215310315), (3, 71770105), (5, 43062063), (11, 19573665), (15, 14354021), (33, 6524555), (55, 3914733), (165, 1304911), (349, 616935), (1047, 205645), (1745, 123387), (3739, 57585), (3839, 56085), (5235, 41129), (11217, 19195), (11517, 18695)]