1288508045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{157231}}^1$

素因数の和:157396

約数の個数: 16

約数和(自身を含む): 1698105600

約数和(自身を除く): 409597555

約数列:

[1, 5, 11, 55, 149, 745, 1639, 8195, 157231, 786155, 1729541, 8647705, 23427419, 117137095, 257701609, 1288508045]

約数ペア:

[(1, 1288508045), (5, 257701609), (11, 117137095), (55, 23427419), (149, 8647705), (745, 1729541), (1639, 786155), (8195, 157231)]