7889724479

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1\times {\mathrm{1871}}^1$

素因数の和:2351

約数の個数: 32

約数和(自身を含む): 9812275200

約数和(自身を除く): 1922550721

約数列:

[1, 7, 13, 91, 149, 311, 1043, 1871, 1937, 2177, 4043, 13097, 13559, 24323, 28301, 46339, 170261, 278779, 324373, 581881, 602407, 1951453, 3624127, 4073167, 4216849, 7564453, 25368889, 52951171, 86700269, 606901883, 1127103497, 7889724479]

約数ペア:

[(1, 7889724479), (7, 1127103497), (13, 606901883), (91, 86700269), (149, 52951171), (311, 25368889), (1043, 7564453), (1871, 4216849), (1937, 4073167), (2177, 3624127), (4043, 1951453), (13097, 602407), (13559, 581881), (24323, 324373), (28301, 278779), (46339, 170261)]