84213915

素因数分解:

$3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{21347}}^1$

素因数の和:21618

約数の個数: 16

約数和(自身を含む): 135260928

約数和(自身を除く): 51047013

約数列:

[1, 3, 5, 15, 263, 789, 1315, 3945, 21347, 64041, 106735, 320205, 5614261, 16842783, 28071305, 84213915]

約数ペア:

[(1, 84213915), (3, 28071305), (5, 16842783), (15, 5614261), (263, 320205), (789, 106735), (1315, 64041), (3945, 21347)]