201217185

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20233}}^1$

素因数の和:20274

約数の個数: 48

約数和(自身を含む): 397719504

約数和(自身を除く): 196502319

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3315, 9945, 20233, 60699, 101165, 182097, 263029, 303495, 343961, 789087, 910485, 1031883, 1315145, 1719805, 2367261, 3095649, 3945435, 4471493, 5159415, 11836305, 13414479, 15478245, 22357465, 40243437, 67072395, 201217185]

約数ペア:

[(1, 201217185), (3, 67072395), (5, 40243437), (9, 22357465), (13, 15478245), (15, 13414479), (17, 11836305), (39, 5159415), (45, 4471493), (51, 3945435), (65, 3095649), (85, 2367261), (117, 1719805), (153, 1315145), (195, 1031883), (221, 910485), (255, 789087), (585, 343961), (663, 303495), (765, 263029), (1105, 182097), (1989, 101165), (3315, 60699), (9945, 20233)]