199445768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{3209}}^1$

素因数の和:3689

約数の個数: 32

約数和(自身を含む): 396948600

約数和(自身を除く): 197502832

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 457, 914, 1828, 3209, 3656, 6418, 7769, 12836, 15538, 25672, 31076, 54553, 62152, 109106, 218212, 436424, 1466513, 2933026, 5866052, 11732104, 24930721, 49861442, 99722884, 199445768]

約数ペア:

[(1, 199445768), (2, 99722884), (4, 49861442), (8, 24930721), (17, 11732104), (34, 5866052), (68, 2933026), (136, 1466513), (457, 436424), (914, 218212), (1828, 109106), (3209, 62152), (3656, 54553), (6418, 31076), (7769, 25672), (12836, 15538)]