68657799

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:739

約数の個数: 32

約数和(自身を含む): 108021760

約数和(自身を除く): 39363961

約数列:

[1, 3, 7, 21, 43, 129, 139, 301, 417, 547, 903, 973, 1641, 2919, 3829, 5977, 11487, 17931, 23521, 41839, 70563, 76033, 125517, 164647, 228099, 493941, 532231, 1596693, 3269419, 9808257, 22885933, 68657799]

約数ペア:

[(1, 68657799), (3, 22885933), (7, 9808257), (21, 3269419), (43, 1596693), (129, 532231), (139, 493941), (301, 228099), (417, 164647), (547, 125517), (903, 76033), (973, 70563), (1641, 41839), (2919, 23521), (3829, 17931), (5977, 11487)]