25039203

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1103}}^1$

素因数の和:1183

約数の個数: 32

約数和(自身を含む): 40697856

約数和(自身を除く): 15658653

約数列:

[1, 3, 7, 21, 23, 47, 69, 141, 161, 329, 483, 987, 1081, 1103, 3243, 3309, 7567, 7721, 22701, 23163, 25369, 51841, 76107, 155523, 177583, 362887, 532749, 1088661, 1192343, 3577029, 8346401, 25039203]

約数ペア:

[(1, 25039203), (3, 8346401), (7, 3577029), (21, 1192343), (23, 1088661), (47, 532749), (69, 362887), (141, 177583), (161, 155523), (329, 76107), (483, 51841), (987, 25369), (1081, 23163), (1103, 22701), (3243, 7721), (3309, 7567)]