261990196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{296369}}^1$

素因数の和:296403

約数の個数: 24

約数和(自身を含む): 522796680

約数和(自身を除く): 260806484

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 296369, 592738, 1185476, 3852797, 5038273, 7705594, 10076546, 15411188, 20153092, 65497549, 130995098, 261990196]

約数ペア:

[(1, 261990196), (2, 130995098), (4, 65497549), (13, 20153092), (17, 15411188), (26, 10076546), (34, 7705594), (52, 5038273), (68, 3852797), (221, 1185476), (442, 592738), (884, 296369)]