27720455

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{46589}}^1$

素因数の和:46618

約数の個数: 16

約数和(自身を含む): 40253760

約数和(自身を除く): 12533305

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 46589, 232945, 326123, 792013, 1630615, 3960065, 5544091, 27720455]

約数ペア:

[(1, 27720455), (5, 5544091), (7, 3960065), (17, 1630615), (35, 792013), (85, 326123), (119, 232945), (595, 46589)]