256856555514

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{5113}}^1\times {\mathrm{644051}}^1$

素因数の和:649182

約数の個数: 32

約数和(自身を含む): 553338563904

約数和(自身を除く): 296482008390

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 5113, 10226, 15339, 30678, 66469, 132938, 199407, 398814, 644051, 1288102, 1932153, 3864306, 8372663, 16745326, 25117989, 50235978, 3293032763, 6586065526, 9879098289, 19758196578, 42809425919, 85618851838, 128428277757, 256856555514]

約数ペア:

[(1, 256856555514), (2, 128428277757), (3, 85618851838), (6, 42809425919), (13, 19758196578), (26, 9879098289), (39, 6586065526), (78, 3293032763), (5113, 50235978), (10226, 25117989), (15339, 16745326), (30678, 8372663), (66469, 3864306), (132938, 1932153), (199407, 1288102), (398814, 644051)]