26742615

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 47155200

約数和(自身を除く): 20412585

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 199, 255, 289, 465, 527, 597, 867, 995, 1445, 1581, 2635, 2985, 3383, 4335, 6169, 7905, 8959, 10149, 16915, 18507, 26877, 30845, 44795, 50745, 57511, 92535, 104873, 134385, 172533, 287555, 314619, 524365, 862665, 1573095, 1782841, 5348523, 8914205, 26742615]

約数ペア:

[(1, 26742615), (3, 8914205), (5, 5348523), (15, 1782841), (17, 1573095), (31, 862665), (51, 524365), (85, 314619), (93, 287555), (155, 172533), (199, 134385), (255, 104873), (289, 92535), (465, 57511), (527, 50745), (597, 44795), (867, 30845), (995, 26877), (1445, 18507), (1581, 16915), (2635, 10149), (2985, 8959), (3383, 7905), (4335, 6169)]