55919318

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 110423040

約数和(自身を除く): 54503722

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 103, 133, 157, 182, 206, 247, 266, 314, 494, 721, 1099, 1339, 1442, 1729, 1957, 2041, 2198, 2678, 2983, 3458, 3914, 4082, 5966, 9373, 13699, 14287, 16171, 18746, 20881, 25441, 27398, 28574, 32342, 38779, 41762, 50882, 77558, 113197, 178087, 210223, 226394, 271453, 307249, 356174, 420446, 542906, 614498, 1471561, 2150743, 2943122, 3994237, 4301486, 7988474, 27959659, 55919318]

約数ペア:

[(1, 55919318), (2, 27959659), (7, 7988474), (13, 4301486), (14, 3994237), (19, 2943122), (26, 2150743), (38, 1471561), (91, 614498), (103, 542906), (133, 420446), (157, 356174), (182, 307249), (206, 271453), (247, 226394), (266, 210223), (314, 178087), (494, 113197), (721, 77558), (1099, 50882), (1339, 41762), (1442, 38779), (1729, 32342), (1957, 28574), (2041, 27398), (2198, 25441), (2678, 20881), (2983, 18746), (3458, 16171), (3914, 14287), (4082, 13699), (5966, 9373)]