28527795

素因数分解:

$3^4\times 5^1\times {\mathrm{70439}}^1$

素因数の和:70456

約数の個数: 20

約数和(自身を含む): 51139440

約数和(自身を除く): 22611645

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 70439, 211317, 352195, 633951, 1056585, 1901853, 3169755, 5705559, 9509265, 28527795]

約数ペア:

[(1, 28527795), (3, 9509265), (5, 5705559), (9, 3169755), (15, 1901853), (27, 1056585), (45, 633951), (81, 352195), (135, 211317), (405, 70439)]