159405554

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:543

約数の個数: 64

約数和(自身を含む): 316707840

約数和(自身を除く): 157302286

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 157, 209, 266, 314, 347, 418, 694, 1099, 1463, 1727, 2198, 2429, 2926, 2983, 3454, 3817, 4858, 5966, 6593, 7634, 12089, 13186, 20881, 24178, 26719, 32813, 41762, 46151, 53438, 54479, 65626, 72523, 92302, 108958, 145046, 229691, 381353, 459382, 507661, 599269, 762706, 1015322, 1035101, 1198538, 2070202, 4194883, 7245707, 8389766, 11386111, 14491414, 22772222, 79702777, 159405554]

約数ペア:

[(1, 159405554), (2, 79702777), (7, 22772222), (11, 14491414), (14, 11386111), (19, 8389766), (22, 7245707), (38, 4194883), (77, 2070202), (133, 1198538), (154, 1035101), (157, 1015322), (209, 762706), (266, 599269), (314, 507661), (347, 459382), (418, 381353), (694, 229691), (1099, 145046), (1463, 108958), (1727, 92302), (2198, 72523), (2429, 65626), (2926, 54479), (2983, 53438), (3454, 46151), (3817, 41762), (4858, 32813), (5966, 26719), (6593, 24178), (7634, 20881), (12089, 13186)]