480735

素因数分解:

$3^4\times 5^1\times {\mathrm{1187}}^1$

素因数の和:1204

約数の個数: 20

約数和(自身を含む): 862488

約数和(自身を除く): 381753

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 1187, 3561, 5935, 10683, 17805, 32049, 53415, 96147, 160245, 480735]

約数ペア:

[(1, 480735), (3, 160245), (5, 96147), (9, 53415), (15, 32049), (27, 17805), (45, 10683), (81, 5935), (135, 3561), (405, 1187)]