128961008

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{2341}}^1$

素因数の和:2673

約数の個数: 40

約数和(自身を含む): 273564336

約数和(自身を除く): 144603328

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 313, 626, 1252, 2341, 2504, 3443, 4682, 5008, 6886, 9364, 13772, 18728, 25751, 27544, 37456, 51502, 55088, 103004, 206008, 412016, 732733, 1465466, 2930932, 5861864, 8060063, 11723728, 16120126, 32240252, 64480504, 128961008]

約数ペア:

[(1, 128961008), (2, 64480504), (4, 32240252), (8, 16120126), (11, 11723728), (16, 8060063), (22, 5861864), (44, 2930932), (88, 1465466), (176, 732733), (313, 412016), (626, 206008), (1252, 103004), (2341, 55088), (2504, 51502), (3443, 37456), (4682, 27544), (5008, 25751), (6886, 18728), (9364, 13772)]