171239838

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{12781}}^1$

素因数の和:12833

約数の個数: 64

約数和(自身を含む): 441745920

約数和(自身を除く): 270506082

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 29, 33, 42, 58, 66, 77, 87, 154, 174, 203, 231, 319, 406, 462, 609, 638, 957, 1218, 1914, 2233, 4466, 6699, 12781, 13398, 25562, 38343, 76686, 89467, 140591, 178934, 268401, 281182, 370649, 421773, 536802, 741298, 843546, 984137, 1111947, 1968274, 2223894, 2594543, 2952411, 4077139, 5189086, 5904822, 7783629, 8154278, 12231417, 15567258, 24462834, 28539973, 57079946, 85619919, 171239838]

約数ペア:

[(1, 171239838), (2, 85619919), (3, 57079946), (6, 28539973), (7, 24462834), (11, 15567258), (14, 12231417), (21, 8154278), (22, 7783629), (29, 5904822), (33, 5189086), (42, 4077139), (58, 2952411), (66, 2594543), (77, 2223894), (87, 1968274), (154, 1111947), (174, 984137), (203, 843546), (231, 741298), (319, 536802), (406, 421773), (462, 370649), (609, 281182), (638, 268401), (957, 178934), (1218, 140591), (1914, 89467), (2233, 76686), (4466, 38343), (6699, 25562), (12781, 13398)]