138971868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1654427}}^1$

素因数の和:1654441

約数の個数: 24

約数和(自身を含む): 370591872

約数和(自身を除く): 231620004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1654427, 3308854, 4963281, 6617708, 9926562, 11580989, 19853124, 23161978, 34742967, 46323956, 69485934, 138971868]

約数ペア:

[(1, 138971868), (2, 69485934), (3, 46323956), (4, 34742967), (6, 23161978), (7, 19853124), (12, 11580989), (14, 9926562), (21, 6617708), (28, 4963281), (42, 3308854), (84, 1654427)]