20090877505881

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{479}}^1\times {\mathrm{858317}}^1$

素因数の和:858998

約数の個数: 64

約数和(自身を含む): 33223086489600

約数和(自身を除く): 13132208983719

約数列:

[1, 3, 7, 13, 21, 39, 91, 179, 273, 479, 537, 1253, 1437, 2327, 3353, 3759, 6227, 6981, 10059, 16289, 18681, 43589, 48867, 85741, 130767, 257223, 600187, 858317, 1114633, 1800561, 2574951, 3343899, 6008219, 7802431, 11158121, 18024657, 23407293, 33474363, 78106847, 153638743, 234320541, 411133843, 460916229, 1075471201, 1233401529, 1997303659, 2877936901, 3226413603, 5344739959, 5991910977, 8633810703, 13981125613, 16034219877, 37413179713, 41943376839, 73592957897, 112239539139, 220778873691, 515150705279, 956708452661, 1545452115837, 2870125357983, 6696959168627, 20090877505881]

約数ペア:

[(1, 20090877505881), (3, 6696959168627), (7, 2870125357983), (13, 1545452115837), (21, 956708452661), (39, 515150705279), (91, 220778873691), (179, 112239539139), (273, 73592957897), (479, 41943376839), (537, 37413179713), (1253, 16034219877), (1437, 13981125613), (2327, 8633810703), (3353, 5991910977), (3759, 5344739959), (6227, 3226413603), (6981, 2877936901), (10059, 1997303659), (16289, 1233401529), (18681, 1075471201), (43589, 460916229), (48867, 411133843), (85741, 234320541), (130767, 153638743), (257223, 78106847), (600187, 33474363), (858317, 23407293), (1114633, 18024657), (1800561, 11158121), (2574951, 7802431), (3343899, 6008219)]