27968759

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{83}}^1$

素因数の和:156

約数の個数: 36

約数和(自身を含む): 37068696

約数和(自身を除く): 9099937

約数列:

[1, 7, 13, 23, 49, 83, 91, 161, 299, 529, 581, 637, 1079, 1127, 1909, 2093, 3703, 4067, 6877, 7553, 13363, 14651, 24817, 25921, 43907, 48139, 52871, 93541, 173719, 307349, 336973, 570791, 1216033, 2151443, 3995537, 27968759]

約数ペア:

[(1, 27968759), (7, 3995537), (13, 2151443), (23, 1216033), (49, 570791), (83, 336973), (91, 307349), (161, 173719), (299, 93541), (529, 52871), (581, 48139), (637, 43907), (1079, 25921), (1127, 24817), (1909, 14651), (2093, 13363), (3703, 7553), (4067, 6877)]