28227015

素因数分解:

$3^3\times 5^1\times {\mathrm{209089}}^1$

素因数の和:209103

約数の個数: 16

約数和(自身を含む): 50181600

約数和(自身を除く): 21954585

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 209089, 627267, 1045445, 1881801, 3136335, 5645403, 9409005, 28227015]

約数ペア:

[(1, 28227015), (3, 9409005), (5, 5645403), (9, 3136335), (15, 1881801), (27, 1045445), (45, 627267), (135, 209089)]