1274865488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{165653}}^1$

素因数の和:165711

約数の個数: 40

約数和(自身を含む): 2731965768

約数和(自身を除く): 1457100280

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 208, 296, 481, 592, 962, 1924, 3848, 7696, 165653, 331306, 662612, 1325224, 2153489, 2650448, 4306978, 6129161, 8613956, 12258322, 17227912, 24516644, 34455824, 49033288, 79679093, 98066576, 159358186, 318716372, 637432744, 1274865488]

約数ペア:

[(1, 1274865488), (2, 637432744), (4, 318716372), (8, 159358186), (13, 98066576), (16, 79679093), (26, 49033288), (37, 34455824), (52, 24516644), (74, 17227912), (104, 12258322), (148, 8613956), (208, 6129161), (296, 4306978), (481, 2650448), (592, 2153489), (962, 1325224), (1924, 662612), (3848, 331306), (7696, 165653)]