23291955

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{199}}^1$

素因数の和:250

約数の個数: 60

約数和(自身を含む): 44576400

約数和(自身を除く): 21284445

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 199, 255, 289, 405, 459, 597, 765, 867, 995, 1377, 1445, 1791, 2295, 2601, 2985, 3383, 4335, 5373, 6885, 7803, 8955, 10149, 13005, 16119, 16915, 23409, 26865, 30447, 39015, 50745, 57511, 80595, 91341, 117045, 152235, 172533, 274023, 287555, 456705, 517599, 862665, 1370115, 1552797, 2587995, 4658391, 7763985, 23291955]

約数ペア:

[(1, 23291955), (3, 7763985), (5, 4658391), (9, 2587995), (15, 1552797), (17, 1370115), (27, 862665), (45, 517599), (51, 456705), (81, 287555), (85, 274023), (135, 172533), (153, 152235), (199, 117045), (255, 91341), (289, 80595), (405, 57511), (459, 50745), (597, 39015), (765, 30447), (867, 26865), (995, 23409), (1377, 16915), (1445, 16119), (1791, 13005), (2295, 10149), (2601, 8955), (2985, 7803), (3383, 6885), (4335, 5373)]