81563295

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{26017}}^1$

素因数の和:26055

約数の個数: 32

約数和(自身を含む): 149863680

約数和(自身を除く): 68300385

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 26017, 78051, 130085, 286187, 390255, 494323, 858561, 1430935, 1482969, 2471615, 4292805, 5437553, 7414845, 16312659, 27187765, 81563295]

約数ペア:

[(1, 81563295), (3, 27187765), (5, 16312659), (11, 7414845), (15, 5437553), (19, 4292805), (33, 2471615), (55, 1482969), (57, 1430935), (95, 858561), (165, 494323), (209, 390255), (285, 286187), (627, 130085), (1045, 78051), (3135, 26017)]