199911214

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{15601}}^1$

素因数の和:15795

約数の個数: 16

約数和(自身を含む): 308919600

約数和(自身を除く): 109008386

約数列:

[1, 2, 43, 86, 149, 298, 6407, 12814, 15601, 31202, 670843, 1341686, 2324549, 4649098, 99955607, 199911214]

約数ペア:

[(1, 199911214), (2, 99955607), (43, 4649098), (86, 2324549), (149, 1341686), (298, 670843), (6407, 31202), (12814, 15601)]