28657516

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{231109}}^1$

素因数の和:231144

約数の個数: 12

約数和(自身を含む): 51768640

約数和(自身を除く): 23111124

約数列:

[1, 2, 4, 31, 62, 124, 231109, 462218, 924436, 7164379, 14328758, 28657516]

約数ペア:

[(1, 28657516), (2, 14328758), (4, 7164379), (31, 924436), (62, 462218), (124, 231109)]