81989796

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{6217}}^1$

素因数の和:6388

約数の個数: 48

約数和(自身を含む): 220067456

約数和(自身を除く): 138077660

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 157, 314, 471, 628, 942, 1099, 1884, 2198, 3297, 4396, 6217, 6594, 12434, 13188, 18651, 24868, 37302, 43519, 74604, 87038, 130557, 174076, 261114, 522228, 976069, 1952138, 2928207, 3904276, 5856414, 6832483, 11712828, 13664966, 20497449, 27329932, 40994898, 81989796]

約数ペア:

[(1, 81989796), (2, 40994898), (3, 27329932), (4, 20497449), (6, 13664966), (7, 11712828), (12, 6832483), (14, 5856414), (21, 3904276), (28, 2928207), (42, 1952138), (84, 976069), (157, 522228), (314, 261114), (471, 174076), (628, 130557), (942, 87038), (1099, 74604), (1884, 43519), (2198, 37302), (3297, 24868), (4396, 18651), (6217, 13188), (6594, 12434)]