380538361

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{661}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 458845440

約数和(自身を除く): 78307079

約数列:

[1, 7, 31, 49, 217, 379, 661, 1519, 2653, 4627, 11749, 18571, 20491, 32389, 82243, 143437, 250519, 575701, 1004059, 1753633, 7766089, 12275431, 54362623, 380538361]

約数ペア:

[(1, 380538361), (7, 54362623), (31, 12275431), (49, 7766089), (217, 1753633), (379, 1004059), (661, 575701), (1519, 250519), (2653, 143437), (4627, 82243), (11749, 32389), (18571, 20491)]