13251335

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1889}}^1$

素因数の和:1978

約数の個数: 16

約数和(自身を含む): 16873920

約数和(自身を除く): 3622585

約数列:

[1, 5, 23, 61, 115, 305, 1403, 1889, 7015, 9445, 43447, 115229, 217235, 576145, 2650267, 13251335]

約数ペア:

[(1, 13251335), (5, 2650267), (23, 576145), (61, 217235), (115, 115229), (305, 43447), (1403, 9445), (1889, 7015)]