42798405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{16883}}^1$

素因数の和:16917

約数の個数: 24

約数和(自身を含む): 74154528

約数和(自身を除く): 31356123

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 16883, 50649, 84415, 219479, 253245, 658437, 1097395, 2853227, 3292185, 8559681, 14266135, 42798405]

約数ペア:

[(1, 42798405), (3, 14266135), (5, 8559681), (13, 3292185), (15, 2853227), (39, 1097395), (65, 658437), (169, 253245), (195, 219479), (507, 84415), (845, 50649), (2535, 16883)]