51361268

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{30071}}^1$

素因数の和:30143

約数の個数: 24

約数和(自身を含む): 104409984

約数和(自身を除く): 53048716

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 30071, 60142, 120284, 210497, 420994, 841988, 1834331, 3668662, 7337324, 12840317, 25680634, 51361268]

約数ペア:

[(1, 51361268), (2, 25680634), (4, 12840317), (7, 7337324), (14, 3668662), (28, 1834331), (61, 841988), (122, 420994), (244, 210497), (427, 120284), (854, 60142), (1708, 30071)]