400906997

素因数分解:

${\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{1409}}^1$

素因数の和:1660

約数の個数: 16

約数和(自身を含む): 426384000

約数和(自身を除く): 25477003

約数列:

[1, 23, 89, 139, 1409, 2047, 3197, 12371, 32407, 125401, 195851, 284533, 2884223, 4504573, 17430739, 400906997]

約数ペア:

[(1, 400906997), (23, 17430739), (89, 4504573), (139, 2884223), (1409, 284533), (2047, 195851), (3197, 125401), (12371, 32407)]