207990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2311}}^1$

素因数の和:2324

約数の個数: 24

約数和(自身を含む): 541008

約数和(自身を除く): 333018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2311, 4622, 6933, 11555, 13866, 20799, 23110, 34665, 41598, 69330, 103995, 207990]

約数ペア:

[(1, 207990), (2, 103995), (3, 69330), (5, 41598), (6, 34665), (9, 23110), (10, 20799), (15, 13866), (18, 11555), (30, 6933), (45, 4622), (90, 2311)]