31185231

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1063}}^1$

素因数の和:1211

約数の個数: 32

約数和(自身を含む): 52297728

約数和(自身を除く): 21112497

約数列:

[1, 3, 7, 11, 21, 33, 77, 127, 231, 381, 889, 1063, 1397, 2667, 3189, 4191, 7441, 9779, 11693, 22323, 29337, 35079, 81851, 135001, 245553, 405003, 945007, 1485011, 2835021, 4455033, 10395077, 31185231]

約数ペア:

[(1, 31185231), (3, 10395077), (7, 4455033), (11, 2835021), (21, 1485011), (33, 945007), (77, 405003), (127, 245553), (231, 135001), (381, 81851), (889, 35079), (1063, 29337), (1397, 22323), (2667, 11693), (3189, 9779), (4191, 7441)]