221427252

素因数分解:

$2^2\times 3^2\times {\mathrm{491}}^1\times {\mathrm{12527}}^1$

素因数の和:13028

約数の個数: 36

約数和(自身を含む): 560903616

約数和(自身を除く): 339476364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 491, 982, 1473, 1964, 2946, 4419, 5892, 8838, 12527, 17676, 25054, 37581, 50108, 75162, 112743, 150324, 225486, 450972, 6150757, 12301514, 18452271, 24603028, 36904542, 55356813, 73809084, 110713626, 221427252]

約数ペア:

[(1, 221427252), (2, 110713626), (3, 73809084), (4, 55356813), (6, 36904542), (9, 24603028), (12, 18452271), (18, 12301514), (36, 6150757), (491, 450972), (982, 225486), (1473, 150324), (1964, 112743), (2946, 75162), (4419, 50108), (5892, 37581), (8838, 25054), (12527, 17676)]