221437242

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{1559}}^1$

素因数の和:2187

約数の個数: 48

約数和(自身を含む): 517870080

約数和(自身を除く): 296432838

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 607, 1214, 1559, 1821, 3118, 3642, 4677, 5463, 7891, 9354, 10926, 14031, 15782, 20267, 23673, 28062, 40534, 47346, 60801, 71019, 121602, 142038, 182403, 364806, 946313, 1892626, 2838939, 5677878, 8516817, 12302069, 17033634, 24604138, 36906207, 73812414, 110718621, 221437242]

約数ペア:

[(1, 221437242), (2, 110718621), (3, 73812414), (6, 36906207), (9, 24604138), (13, 17033634), (18, 12302069), (26, 8516817), (39, 5677878), (78, 2838939), (117, 1892626), (234, 946313), (607, 364806), (1214, 182403), (1559, 142038), (1821, 121602), (3118, 71019), (3642, 60801), (4677, 47346), (5463, 40534), (7891, 28062), (9354, 23673), (10926, 20267), (14031, 15782)]