138251906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{1049}}^1$

素因数の和:1238

約数の個数: 32

約数和(自身を含む): 231260400

約数和(自身を除く): 93008494

約数列:

[1, 2, 13, 26, 37, 74, 137, 274, 481, 962, 1049, 1781, 2098, 3562, 5069, 10138, 13637, 27274, 38813, 65897, 77626, 131794, 143713, 287426, 504569, 1009138, 1868269, 3736538, 5317381, 10634762, 69125953, 138251906]

約数ペア:

[(1, 138251906), (2, 69125953), (13, 10634762), (26, 5317381), (37, 3736538), (74, 1868269), (137, 1009138), (274, 504569), (481, 287426), (962, 143713), (1049, 131794), (1781, 77626), (2098, 65897), (3562, 38813), (5069, 27274), (10138, 13637)]