678151721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{4373}}^1$

素因数の和:4616

約数の個数: 16

約数和(自身を含む): 744629760

約数和(自身を除く): 66478039

約数列:

[1, 13, 79, 151, 1027, 1963, 4373, 11929, 56849, 155077, 345467, 660323, 4491071, 8584199, 52165517, 678151721]

約数ペア:

[(1, 678151721), (13, 52165517), (79, 8584199), (151, 4491071), (1027, 660323), (1963, 345467), (4373, 155077), (11929, 56849)]