18089505

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{57427}}^1$

素因数の和:57445

約数の個数: 24

約数和(自身を含む): 35835072

約数和(自身を除く): 17745567

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 57427, 172281, 287135, 401989, 516843, 861405, 1205967, 2009945, 2584215, 3617901, 6029835, 18089505]

約数ペア:

[(1, 18089505), (3, 6029835), (5, 3617901), (7, 2584215), (9, 2009945), (15, 1205967), (21, 861405), (35, 516843), (45, 401989), (63, 287135), (105, 172281), (315, 57427)]