217888958

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{1559}}^1$

素因数の和:1784

約数の個数: 32

約数和(自身を含む): 381888000

約数和(自身を除く): 163999042

約数列:

[1, 2, 7, 14, 67, 134, 149, 298, 469, 938, 1043, 1559, 2086, 3118, 9983, 10913, 19966, 21826, 69881, 104453, 139762, 208906, 232291, 464582, 731171, 1462342, 1626037, 3252074, 15563497, 31126994, 108944479, 217888958]

約数ペア:

[(1, 217888958), (2, 108944479), (7, 31126994), (14, 15563497), (67, 3252074), (134, 1626037), (149, 1462342), (298, 731171), (469, 464582), (938, 232291), (1043, 208906), (1559, 139762), (2086, 104453), (3118, 69881), (9983, 21826), (10913, 19966)]