243990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2711}}^1$

素因数の和:2724

約数の個数: 24

約数和(自身を含む): 634608

約数和(自身を除く): 390618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2711, 5422, 8133, 13555, 16266, 24399, 27110, 40665, 48798, 81330, 121995, 243990]

約数ペア:

[(1, 243990), (2, 121995), (3, 81330), (5, 48798), (6, 40665), (9, 27110), (10, 24399), (15, 16266), (18, 13555), (30, 8133), (45, 5422), (90, 2711)]