27888490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{398407}}^1$

素因数の和:398421

約数の個数: 16

約数和(自身を含む): 57370752

約数和(自身を除く): 29482262

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 398407, 796814, 1992035, 2788849, 3984070, 5577698, 13944245, 27888490]

約数ペア:

[(1, 27888490), (2, 13944245), (5, 5577698), (7, 3984070), (10, 2788849), (14, 1992035), (35, 796814), (70, 398407)]