38991615

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4877}}^1$

素因数の和:4939

約数の個数: 32

約数和(自身を含む): 68838336

約数和(自身を除く): 29846721

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 533, 615, 1599, 2665, 4877, 7995, 14631, 24385, 63401, 73155, 190203, 199957, 317005, 599871, 951015, 999785, 2599441, 2999355, 7798323, 12997205, 38991615]

約数ペア:

[(1, 38991615), (3, 12997205), (5, 7798323), (13, 2999355), (15, 2599441), (39, 999785), (41, 951015), (65, 599871), (123, 317005), (195, 199957), (205, 190203), (533, 73155), (615, 63401), (1599, 24385), (2665, 14631), (4877, 7995)]