206562489

素因数分解:

$3^1\times 7^3\times {\mathrm{191}}^1\times {\mathrm{1051}}^1$

素因数の和:1266

約数の個数: 32

約数和(自身を含む): 323174400

約数和(自身を除く): 116611911

約数列:

[1, 3, 7, 21, 49, 147, 191, 343, 573, 1029, 1051, 1337, 3153, 4011, 7357, 9359, 22071, 28077, 51499, 65513, 154497, 196539, 200741, 360493, 602223, 1081479, 1405187, 4215561, 9836309, 29508927, 68854163, 206562489]

約数ペア:

[(1, 206562489), (3, 68854163), (7, 29508927), (21, 9836309), (49, 4215561), (147, 1405187), (191, 1081479), (343, 602223), (573, 360493), (1029, 200741), (1051, 196539), (1337, 154497), (3153, 65513), (4011, 51499), (7357, 28077), (9359, 22071)]