26999247

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 44208000

約数和(自身を除く): 17208753

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 149, 187, 209, 289, 323, 447, 561, 627, 867, 969, 1639, 2533, 2831, 3179, 3553, 4917, 5491, 7599, 8493, 9537, 10659, 16473, 27863, 31141, 43061, 48127, 60401, 83589, 93423, 129183, 144381, 181203, 473671, 529397, 818159, 1421013, 1588191, 2454477, 8999749, 26999247]

約数ペア:

[(1, 26999247), (3, 8999749), (11, 2454477), (17, 1588191), (19, 1421013), (33, 818159), (51, 529397), (57, 473671), (149, 181203), (187, 144381), (209, 129183), (289, 93423), (323, 83589), (447, 60401), (561, 48127), (627, 43061), (867, 31141), (969, 27863), (1639, 16473), (2533, 10659), (2831, 9537), (3179, 8493), (3553, 7599), (4917, 5491)]