828405

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 1474200

約数和(自身を除く): 645795

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 449, 615, 1347, 1845, 2245, 4041, 6735, 18409, 20205, 55227, 92045, 165681, 276135, 828405]

約数ペア:

[(1, 828405), (3, 276135), (5, 165681), (9, 92045), (15, 55227), (41, 20205), (45, 18409), (123, 6735), (205, 4041), (369, 2245), (449, 1845), (615, 1347)]