16954405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2393}}^1$

素因数の和:2520

約数の個数: 16

約数和(自身を含む): 22120560

約数和(自身を除く): 5166155

約数列:

[1, 5, 13, 65, 109, 545, 1417, 2393, 7085, 11965, 31109, 155545, 260837, 1304185, 3390881, 16954405]

約数ペア:

[(1, 16954405), (5, 3390881), (13, 1304185), (65, 260837), (109, 155545), (545, 31109), (1417, 11965), (2393, 7085)]