55171816

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:626

約数の個数: 64

約数和(自身を含む): 124277760

約数和(自身を除く): 69105944

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 61, 62, 122, 124, 217, 244, 248, 427, 434, 488, 521, 854, 868, 1042, 1708, 1736, 1891, 2084, 3416, 3647, 3782, 4168, 7294, 7564, 13237, 14588, 15128, 16151, 26474, 29176, 31781, 32302, 52948, 63562, 64604, 105896, 113057, 127124, 129208, 222467, 226114, 254248, 444934, 452228, 889868, 904456, 985211, 1779736, 1970422, 3940844, 6896477, 7881688, 13792954, 27585908, 55171816]

約数ペア:

[(1, 55171816), (2, 27585908), (4, 13792954), (7, 7881688), (8, 6896477), (14, 3940844), (28, 1970422), (31, 1779736), (56, 985211), (61, 904456), (62, 889868), (122, 452228), (124, 444934), (217, 254248), (244, 226114), (248, 222467), (427, 129208), (434, 127124), (488, 113057), (521, 105896), (854, 64604), (868, 63562), (1042, 52948), (1708, 32302), (1736, 31781), (1891, 29176), (2084, 26474), (3416, 16151), (3647, 15128), (3782, 14588), (4168, 13237), (7294, 7564)]