42142864

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{154937}}^1$

素因数の和:154962

約数の個数: 20

約数和(自身を含む): 86455404

約数和(自身を除く): 44312540

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 154937, 309874, 619748, 1239496, 2478992, 2633929, 5267858, 10535716, 21071432, 42142864]

約数ペア:

[(1, 42142864), (2, 21071432), (4, 10535716), (8, 5267858), (16, 2633929), (17, 2478992), (34, 1239496), (68, 619748), (136, 309874), (272, 154937)]