223865404

素因数分解:

$2^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{12473}}^1$

素因数の和:13125

約数の個数: 24

約数和(自身を含む): 448465248

約数和(自身を除く): 224599844

約数列:

[1, 2, 4, 7, 14, 28, 641, 1282, 2564, 4487, 8974, 12473, 17948, 24946, 49892, 87311, 174622, 349244, 7995193, 15990386, 31980772, 55966351, 111932702, 223865404]

約数ペア:

[(1, 223865404), (2, 111932702), (4, 55966351), (7, 31980772), (14, 15990386), (28, 7995193), (641, 349244), (1282, 174622), (2564, 87311), (4487, 49892), (8974, 24946), (12473, 17948)]