961004805

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{163}}^1\times {\mathrm{409}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 1602463680

約数和(自身を除く): 641458875

約数列:

[1, 3, 5, 15, 31, 93, 155, 163, 409, 465, 489, 815, 961, 1227, 2045, 2445, 2883, 4805, 5053, 6135, 12679, 14415, 15159, 25265, 38037, 63395, 66667, 75795, 156643, 190185, 200001, 333335, 393049, 469929, 783215, 1000005, 1179147, 1965245, 2066677, 2349645, 5895735, 6200031, 10333385, 31000155, 64066987, 192200961, 320334935, 961004805]

約数ペア:

[(1, 961004805), (3, 320334935), (5, 192200961), (15, 64066987), (31, 31000155), (93, 10333385), (155, 6200031), (163, 5895735), (409, 2349645), (465, 2066677), (489, 1965245), (815, 1179147), (961, 1000005), (1227, 783215), (2045, 469929), (2445, 393049), (2883, 333335), (4805, 200001), (5053, 190185), (6135, 156643), (12679, 75795), (14415, 66667), (15159, 63395), (25265, 38037)]