81473085

素因数分解:

$3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{3557}}^1$

素因数の和:4077

約数の個数: 24

約数和(自身を含む): 141537240

約数和(自身を除く): 60064155

約数列:

[1, 3, 5, 9, 15, 45, 509, 1527, 2545, 3557, 4581, 7635, 10671, 17785, 22905, 32013, 53355, 160065, 1810513, 5431539, 9052565, 16294617, 27157695, 81473085]

約数ペア:

[(1, 81473085), (3, 27157695), (5, 16294617), (9, 9052565), (15, 5431539), (45, 1810513), (509, 160065), (1527, 53355), (2545, 32013), (3557, 22905), (4581, 17785), (7635, 10671)]