28923664

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1381}}^1$

素因数の和:1424

約数の個数: 80

約数和(自身を含む): 74030976

約数和(自身を除く): 45107312

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 56, 68, 77, 88, 112, 119, 136, 154, 176, 187, 238, 272, 308, 374, 476, 616, 748, 952, 1232, 1309, 1381, 1496, 1904, 2618, 2762, 2992, 5236, 5524, 9667, 10472, 11048, 15191, 19334, 20944, 22096, 23477, 30382, 38668, 46954, 60764, 77336, 93908, 106337, 121528, 154672, 164339, 187816, 212674, 243056, 258247, 328678, 375632, 425348, 516494, 657356, 850696, 1032988, 1314712, 1701392, 1807729, 2065976, 2629424, 3615458, 4131952, 7230916, 14461832, 28923664]

約数ペア:

[(1, 28923664), (2, 14461832), (4, 7230916), (7, 4131952), (8, 3615458), (11, 2629424), (14, 2065976), (16, 1807729), (17, 1701392), (22, 1314712), (28, 1032988), (34, 850696), (44, 657356), (56, 516494), (68, 425348), (77, 375632), (88, 328678), (112, 258247), (119, 243056), (136, 212674), (154, 187816), (176, 164339), (187, 154672), (238, 121528), (272, 106337), (308, 93908), (374, 77336), (476, 60764), (616, 46954), (748, 38668), (952, 30382), (1232, 23477), (1309, 22096), (1381, 20944), (1496, 19334), (1904, 15191), (2618, 11048), (2762, 10472), (2992, 9667), (5236, 5524)]