261867167

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{787}}^1$

素因数の和:887

約数の個数: 24

約数和(自身を含む): 298062576

約数和(自身を除く): 36195409

約数列:

[1, 17, 23, 37, 391, 529, 629, 787, 851, 8993, 13379, 14467, 18101, 19573, 29119, 307717, 332741, 416323, 495023, 669737, 7077491, 11385529, 15403951, 261867167]

約数ペア:

[(1, 261867167), (17, 15403951), (23, 11385529), (37, 7077491), (391, 669737), (529, 495023), (629, 416323), (787, 332741), (851, 307717), (8993, 29119), (13379, 19573), (14467, 18101)]