1421019938

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{269}}^1\times {\mathrm{15629}}^1$

素因数の和:15926

約数の個数: 24

約数和(自身を含む): 2316834900

約数和(自身を除く): 895814962

約数列:

[1, 2, 13, 26, 169, 269, 338, 538, 3497, 6994, 15629, 31258, 45461, 90922, 203177, 406354, 2641301, 4204201, 5282602, 8408402, 54654613, 109309226, 710509969, 1421019938]

約数ペア:

[(1, 1421019938), (2, 710509969), (13, 109309226), (26, 54654613), (169, 8408402), (269, 5282602), (338, 4204201), (538, 2641301), (3497, 406354), (6994, 203177), (15629, 90922), (31258, 45461)]