768630246

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{21433}}^1$

素因数の和:21620

約数の個数: 32

約数和(自身を含む): 1584401280

約数和(自身を除く): 815771034

約数列:

[1, 2, 3, 6, 43, 86, 129, 139, 258, 278, 417, 834, 5977, 11954, 17931, 21433, 35862, 42866, 64299, 128598, 921619, 1843238, 2764857, 2979187, 5529714, 5958374, 8937561, 17875122, 128105041, 256210082, 384315123, 768630246]

約数ペア:

[(1, 768630246), (2, 384315123), (3, 256210082), (6, 128105041), (43, 17875122), (86, 8937561), (129, 5958374), (139, 5529714), (258, 2979187), (278, 2764857), (417, 1843238), (834, 921619), (5977, 128598), (11954, 64299), (17931, 42866), (21433, 35862)]