128862244

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{270719}}^1$

素因数の和:270747

約数の個数: 24

約数和(自身を含む): 272885760

約数和(自身を除く): 144023516

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 270719, 541438, 1082876, 1895033, 3790066, 4602223, 7580132, 9204446, 18408892, 32215561, 64431122, 128862244]

約数ペア:

[(1, 128862244), (2, 64431122), (4, 32215561), (7, 18408892), (14, 9204446), (17, 7580132), (28, 4602223), (34, 3790066), (68, 1895033), (119, 1082876), (238, 541438), (476, 270719)]