15994407

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1621}}^1$

素因数の和:1671

約数の個数: 32

約数和(自身を含む): 26159616

約数和(自身を除く): 10165209

約数列:

[1, 3, 11, 13, 23, 33, 39, 69, 143, 253, 299, 429, 759, 897, 1621, 3289, 4863, 9867, 17831, 21073, 37283, 53493, 63219, 111849, 231803, 410113, 484679, 695409, 1230339, 1454037, 5331469, 15994407]

約数ペア:

[(1, 15994407), (3, 5331469), (11, 1454037), (13, 1230339), (23, 695409), (33, 484679), (39, 410113), (69, 231803), (143, 111849), (253, 63219), (299, 53493), (429, 37283), (759, 21073), (897, 17831), (1621, 9867), (3289, 4863)]