15487901

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 20176128

約数和(自身を除く): 4688227

約数列:

[1, 11, 13, 17, 23, 143, 187, 221, 253, 277, 299, 391, 2431, 3047, 3289, 3601, 4301, 4709, 5083, 6371, 39611, 51799, 55913, 61217, 70081, 82823, 108307, 673387, 911053, 1191377, 1407991, 15487901]

約数ペア:

[(1, 15487901), (11, 1407991), (13, 1191377), (17, 911053), (23, 673387), (143, 108307), (187, 82823), (221, 70081), (253, 61217), (277, 55913), (299, 51799), (391, 39611), (2431, 6371), (3047, 5083), (3289, 4709), (3601, 4301)]