15953288

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{727}}^1$

素因数の和:957

約数の個数: 32

約数和(自身を含む): 32410560

約数和(自身を除く): 16457272

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 211, 422, 727, 844, 1454, 1688, 2743, 2908, 5486, 5816, 9451, 10972, 18902, 21944, 37804, 75608, 153397, 306794, 613588, 1227176, 1994161, 3988322, 7976644, 15953288]

約数ペア:

[(1, 15953288), (2, 7976644), (4, 3988322), (8, 1994161), (13, 1227176), (26, 613588), (52, 306794), (104, 153397), (211, 75608), (422, 37804), (727, 21944), (844, 18902), (1454, 10972), (1688, 9451), (2743, 5816), (2908, 5486)]