231407617

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^2$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 280238400

約数和(自身を除く): 48830783

約数列:

[1, 7, 29, 59, 139, 203, 413, 973, 1711, 4031, 8201, 11977, 19321, 28217, 57407, 135247, 237829, 560309, 1139939, 1664803, 3922163, 7979573, 33058231, 231407617]

約数ペア:

[(1, 231407617), (7, 33058231), (29, 7979573), (59, 3922163), (139, 1664803), (203, 1139939), (413, 560309), (973, 237829), (1711, 135247), (4031, 57407), (8201, 28217), (11977, 19321)]