127539999

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 200603520

約数和(自身を除く): 73063521

約数列:

[1, 3, 9, 29, 37, 47, 87, 111, 141, 261, 281, 333, 423, 843, 1073, 1363, 1739, 2529, 3219, 4089, 5217, 8149, 9657, 10397, 12267, 13207, 15651, 24447, 31191, 39621, 50431, 73341, 93573, 118863, 151293, 301513, 383003, 453879, 488659, 904539, 1149009, 1465977, 2713617, 3447027, 4397931, 14171111, 42513333, 127539999]

約数ペア:

[(1, 127539999), (3, 42513333), (9, 14171111), (29, 4397931), (37, 3447027), (47, 2713617), (87, 1465977), (111, 1149009), (141, 904539), (261, 488659), (281, 453879), (333, 383003), (423, 301513), (843, 151293), (1073, 118863), (1363, 93573), (1739, 73341), (2529, 50431), (3219, 39621), (4089, 31191), (5217, 24447), (8149, 15651), (9657, 13207), (10397, 12267)]