28715615

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{5807}}^1$

素因数の和:5878

約数の個数: 16

約数和(自身を含む): 36799488

約数和(自身を除く): 8083873

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 5807, 29035, 133561, 249701, 667805, 1248505, 5743123, 28715615]

約数ペア:

[(1, 28715615), (5, 5743123), (23, 1248505), (43, 667805), (115, 249701), (215, 133561), (989, 29035), (4945, 5807)]