139326530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1990379}}^1$

素因数の和:1990393

約数の個数: 16

約数和(自身を含む): 286614720

約数和(自身を除く): 147288190

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1990379, 3980758, 9951895, 13932653, 19903790, 27865306, 69663265, 139326530]

約数ペア:

[(1, 139326530), (2, 69663265), (5, 27865306), (7, 19903790), (10, 13932653), (14, 9951895), (35, 3980758), (70, 1990379)]