61128578

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 111854520

約数和(自身を除く): 50725942

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 137, 157, 203, 274, 314, 406, 959, 1099, 1421, 1918, 2198, 2842, 3973, 4553, 6713, 7693, 7946, 9106, 13426, 15386, 21509, 27811, 31871, 43018, 55622, 63742, 150563, 194677, 223097, 301126, 389354, 446194, 623761, 1053941, 1247522, 2107882, 4366327, 8732654, 30564289, 61128578]

約数ペア:

[(1, 61128578), (2, 30564289), (7, 8732654), (14, 4366327), (29, 2107882), (49, 1247522), (58, 1053941), (98, 623761), (137, 446194), (157, 389354), (203, 301126), (274, 223097), (314, 194677), (406, 150563), (959, 63742), (1099, 55622), (1421, 43018), (1918, 31871), (2198, 27811), (2842, 21509), (3973, 15386), (4553, 13426), (6713, 9106), (7693, 7946)]