138880924

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{381541}}^1$

素因数の和:381565

約数の個数: 24

約数和(自身を含む): 299128928

約数和(自身を除く): 160248004

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 381541, 763082, 1526164, 2670787, 4960033, 5341574, 9920066, 10683148, 19840132, 34720231, 69440462, 138880924]

約数ペア:

[(1, 138880924), (2, 69440462), (4, 34720231), (7, 19840132), (13, 10683148), (14, 9920066), (26, 5341574), (28, 4960033), (52, 2670787), (91, 1526164), (182, 763082), (364, 381541)]