23257409

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 28498176

約数和(自身を除く): 5240767

約数列:

[1, 7, 31, 49, 61, 217, 251, 427, 1519, 1757, 1891, 2989, 7781, 12299, 13237, 15311, 54467, 92659, 107177, 381269, 474641, 750239, 3322487, 23257409]

約数ペア:

[(1, 23257409), (7, 3322487), (31, 750239), (49, 474641), (61, 381269), (217, 107177), (251, 92659), (427, 54467), (1519, 15311), (1757, 13237), (1891, 12299), (2989, 7781)]