217083784

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{389}}^1\times {\mathrm{883}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 413712000

約数和(自身を除く): 196628216

約数列:

[1, 2, 4, 8, 79, 158, 316, 389, 632, 778, 883, 1556, 1766, 3112, 3532, 7064, 30731, 61462, 69757, 122924, 139514, 245848, 279028, 343487, 558056, 686974, 1373948, 2747896, 27135473, 54270946, 108541892, 217083784]

約数ペア:

[(1, 217083784), (2, 108541892), (4, 54270946), (8, 27135473), (79, 2747896), (158, 1373948), (316, 686974), (389, 558056), (632, 343487), (778, 279028), (883, 245848), (1556, 139514), (1766, 122924), (3112, 69757), (3532, 61462), (7064, 30731)]