84790395

素因数分解:

$3^4\times 5^1\times {\mathrm{209359}}^1$

素因数の和:209376

約数の個数: 20

約数和(自身を含む): 151995360

約数和(自身を除く): 67204965

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 209359, 628077, 1046795, 1884231, 3140385, 5652693, 9421155, 16958079, 28263465, 84790395]

約数ペア:

[(1, 84790395), (3, 28263465), (5, 16958079), (9, 9421155), (15, 5652693), (27, 3140385), (45, 1884231), (81, 1046795), (135, 628077), (405, 209359)]