28181712

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2377}}^1$

素因数の和:2420

約数の個数: 80

約数和(自身を含む): 82564160

約数和(自身を除く): 54382448

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 48, 52, 57, 76, 78, 104, 114, 152, 156, 208, 228, 247, 304, 312, 456, 494, 624, 741, 912, 988, 1482, 1976, 2377, 2964, 3952, 4754, 5928, 7131, 9508, 11856, 14262, 19016, 28524, 30901, 38032, 45163, 57048, 61802, 90326, 92703, 114096, 123604, 135489, 180652, 185406, 247208, 270978, 361304, 370812, 494416, 541956, 587119, 722608, 741624, 1083912, 1174238, 1483248, 1761357, 2167824, 2348476, 3522714, 4696952, 7045428, 9393904, 14090856, 28181712]

約数ペア:

[(1, 28181712), (2, 14090856), (3, 9393904), (4, 7045428), (6, 4696952), (8, 3522714), (12, 2348476), (13, 2167824), (16, 1761357), (19, 1483248), (24, 1174238), (26, 1083912), (38, 741624), (39, 722608), (48, 587119), (52, 541956), (57, 494416), (76, 370812), (78, 361304), (104, 270978), (114, 247208), (152, 185406), (156, 180652), (208, 135489), (228, 123604), (247, 114096), (304, 92703), (312, 90326), (456, 61802), (494, 57048), (624, 45163), (741, 38032), (912, 30901), (988, 28524), (1482, 19016), (1976, 14262), (2377, 11856), (2964, 9508), (3952, 7131), (4754, 5928)]