128721567315

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{26901059}}^1$

素因数の和:26901107

約数の個数: 32

約数和(自身を含む): 232425158400

約数和(自身を除く): 103703591085

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 957, 1595, 4785, 26901059, 80703177, 134505295, 295911649, 403515885, 780130711, 887734947, 1479558245, 2340392133, 3900653555, 4438674735, 8581437821, 11701960665, 25744313463, 42907189105, 128721567315]

約数ペア:

[(1, 128721567315), (3, 42907189105), (5, 25744313463), (11, 11701960665), (15, 8581437821), (29, 4438674735), (33, 3900653555), (55, 2340392133), (87, 1479558245), (145, 887734947), (165, 780130711), (319, 403515885), (435, 295911649), (957, 134505295), (1595, 80703177), (4785, 26901059)]