121268

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 24

約数和(自身を含む): 249984

約数和(自身を除く): 128716

約数列:

[1, 2, 4, 7, 14, 28, 61, 71, 122, 142, 244, 284, 427, 497, 854, 994, 1708, 1988, 4331, 8662, 17324, 30317, 60634, 121268]

約数ペア:

[(1, 121268), (2, 60634), (4, 30317), (7, 17324), (14, 8662), (28, 4331), (61, 1988), (71, 1708), (122, 994), (142, 854), (244, 497), (284, 427)]