140431354

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{38729}}^1$

素因数の和:38782

約数の個数: 24

約数和(自身を含む): 251667540

約数和(自身を除く): 111236186

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 518, 1813, 3626, 38729, 77458, 271103, 542206, 1432973, 1897721, 2865946, 3795442, 10030811, 20061622, 70215677, 140431354]

約数ペア:

[(1, 140431354), (2, 70215677), (7, 20061622), (14, 10030811), (37, 3795442), (49, 2865946), (74, 1897721), (98, 1432973), (259, 542206), (518, 271103), (1813, 77458), (3626, 38729)]