28911888

素因数分解:

$2^4\times 3^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:197

約数の個数: 120

約数和(自身を含む): 85307040

約数和(自身を除く): 56395152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 41, 48, 59, 72, 82, 83, 118, 123, 144, 164, 166, 177, 236, 246, 249, 328, 332, 354, 369, 472, 492, 498, 531, 656, 664, 708, 738, 747, 944, 984, 996, 1062, 1328, 1416, 1476, 1494, 1968, 1992, 2124, 2419, 2832, 2952, 2988, 3403, 3984, 4248, 4838, 4897, 5904, 5976, 6806, 7257, 8496, 9676, 9794, 10209, 11952, 13612, 14514, 14691, 19352, 19588, 20418, 21771, 27224, 29028, 29382, 30627, 38704, 39176, 40836, 43542, 44073, 54448, 58056, 58764, 61254, 78352, 81672, 87084, 88146, 116112, 117528, 122508, 163344, 174168, 176292, 200777, 235056, 245016, 348336, 352584, 401554, 490032, 602331, 705168, 803108, 1204662, 1606216, 1806993, 2409324, 3212432, 3613986, 4818648, 7227972, 9637296, 14455944, 28911888]

約数ペア:

[(1, 28911888), (2, 14455944), (3, 9637296), (4, 7227972), (6, 4818648), (8, 3613986), (9, 3212432), (12, 2409324), (16, 1806993), (18, 1606216), (24, 1204662), (36, 803108), (41, 705168), (48, 602331), (59, 490032), (72, 401554), (82, 352584), (83, 348336), (118, 245016), (123, 235056), (144, 200777), (164, 176292), (166, 174168), (177, 163344), (236, 122508), (246, 117528), (249, 116112), (328, 88146), (332, 87084), (354, 81672), (369, 78352), (472, 61254), (492, 58764), (498, 58056), (531, 54448), (656, 44073), (664, 43542), (708, 40836), (738, 39176), (747, 38704), (944, 30627), (984, 29382), (996, 29028), (1062, 27224), (1328, 21771), (1416, 20418), (1476, 19588), (1494, 19352), (1968, 14691), (1992, 14514), (2124, 13612), (2419, 11952), (2832, 10209), (2952, 9794), (2988, 9676), (3403, 8496), (3984, 7257), (4248, 6806), (4838, 5976), (4897, 5904)]