74430981

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{283}}^1$

素因数の和:503

約数の個数: 40

約数和(自身を含む): 118761984

約数和(自身を除く): 44331003

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 191, 283, 459, 573, 849, 1377, 1719, 2547, 3247, 4811, 5157, 7641, 9741, 14433, 15471, 22923, 29223, 43299, 54053, 87669, 129897, 162159, 263007, 389691, 486477, 918901, 1459431, 2756703, 4378293, 8270109, 24810327, 74430981]

約数ペア:

[(1, 74430981), (3, 24810327), (9, 8270109), (17, 4378293), (27, 2756703), (51, 1459431), (81, 918901), (153, 486477), (191, 389691), (283, 263007), (459, 162159), (573, 129897), (849, 87669), (1377, 54053), (1719, 43299), (2547, 29223), (3247, 22923), (4811, 15471), (5157, 14433), (7641, 9741)]