221452408

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{9067}}^1$

素因数の和:9187

約数の個数: 32

約数和(自身を含む): 430911360

約数和(自身を除く): 209458952

約数列:

[1, 2, 4, 8, 43, 71, 86, 142, 172, 284, 344, 568, 3053, 6106, 9067, 12212, 18134, 24424, 36268, 72536, 389881, 643757, 779762, 1287514, 1559524, 2575028, 3119048, 5150056, 27681551, 55363102, 110726204, 221452408]

約数ペア:

[(1, 221452408), (2, 110726204), (4, 55363102), (8, 27681551), (43, 5150056), (71, 3119048), (86, 2575028), (142, 1559524), (172, 1287514), (284, 779762), (344, 643757), (568, 389881), (3053, 72536), (6106, 36268), (9067, 24424), (12212, 18134)]