26125281

素因数分解:

$3^3\times 7^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:81

約数の個数: 80

約数和(自身を含む): 50193920

約数和(自身を除く): 24068639

約数列:

[1, 3, 7, 9, 13, 21, 27, 31, 39, 49, 63, 91, 93, 117, 147, 189, 217, 273, 279, 343, 351, 403, 441, 637, 651, 819, 837, 1029, 1209, 1323, 1519, 1911, 1953, 2401, 2457, 2821, 3087, 3627, 4459, 4557, 5733, 5859, 7203, 8463, 9261, 10633, 10881, 13377, 13671, 17199, 19747, 21609, 25389, 31213, 31899, 40131, 41013, 59241, 64827, 74431, 76167, 93639, 95697, 120393, 138229, 177723, 223293, 280917, 287091, 414687, 533169, 669879, 842751, 967603, 1244061, 2009637, 2902809, 3732183, 8708427, 26125281]

約数ペア:

[(1, 26125281), (3, 8708427), (7, 3732183), (9, 2902809), (13, 2009637), (21, 1244061), (27, 967603), (31, 842751), (39, 669879), (49, 533169), (63, 414687), (91, 287091), (93, 280917), (117, 223293), (147, 177723), (189, 138229), (217, 120393), (273, 95697), (279, 93639), (343, 76167), (351, 74431), (403, 64827), (441, 59241), (637, 41013), (651, 40131), (819, 31899), (837, 31213), (1029, 25389), (1209, 21609), (1323, 19747), (1519, 17199), (1911, 13671), (1953, 13377), (2401, 10881), (2457, 10633), (2821, 9261), (3087, 8463), (3627, 7203), (4459, 5859), (4557, 5733)]