28245465

素因数分解:

$3^2\times 5^1\times {\mathrm{683}}^1\times {\mathrm{919}}^1$

素因数の和:1613

約数の個数: 24

約数和(自身を含む): 49083840

約数和(自身を除く): 20838375

約数列:

[1, 3, 5, 9, 15, 45, 683, 919, 2049, 2757, 3415, 4595, 6147, 8271, 10245, 13785, 30735, 41355, 627677, 1883031, 3138385, 5649093, 9415155, 28245465]

約数ペア:

[(1, 28245465), (3, 9415155), (5, 5649093), (9, 3138385), (15, 1883031), (45, 627677), (683, 41355), (919, 30735), (2049, 13785), (2757, 10245), (3415, 8271), (4595, 6147)]