81748890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{908321}}^1$

素因数の和:908334

約数の個数: 24

約数和(自身を含む): 212547348

約数和(自身を除く): 130798458

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 908321, 1816642, 2724963, 4541605, 5449926, 8174889, 9083210, 13624815, 16349778, 27249630, 40874445, 81748890]

約数ペア:

[(1, 81748890), (2, 40874445), (3, 27249630), (5, 16349778), (6, 13624815), (9, 9083210), (10, 8174889), (15, 5449926), (18, 4541605), (30, 2724963), (45, 1816642), (90, 908321)]