28588758

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 65525760

約数和(自身を除く): 36937002

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 89, 93, 157, 178, 186, 267, 314, 341, 471, 534, 682, 942, 979, 1023, 1727, 1958, 2046, 2759, 2937, 3454, 4867, 5181, 5518, 5874, 8277, 9734, 10362, 13973, 14601, 16554, 27946, 29202, 30349, 41919, 53537, 60698, 83838, 91047, 107074, 153703, 160611, 182094, 307406, 321222, 433163, 461109, 866326, 922218, 1299489, 2598978, 4764793, 9529586, 14294379, 28588758]

約数ペア:

[(1, 28588758), (2, 14294379), (3, 9529586), (6, 4764793), (11, 2598978), (22, 1299489), (31, 922218), (33, 866326), (62, 461109), (66, 433163), (89, 321222), (93, 307406), (157, 182094), (178, 160611), (186, 153703), (267, 107074), (314, 91047), (341, 83838), (471, 60698), (534, 53537), (682, 41919), (942, 30349), (979, 29202), (1023, 27946), (1727, 16554), (1958, 14601), (2046, 13973), (2759, 10362), (2937, 9734), (3454, 8277), (4867, 5874), (5181, 5518)]