28981392

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{419}}^1$

素因数の和:572

約数の個数: 80

約数和(自身を含む): 82494720

約数和(自身を除く): 53513328

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 131, 132, 176, 262, 264, 393, 419, 524, 528, 786, 838, 1048, 1257, 1441, 1572, 1676, 2096, 2514, 2882, 3144, 3352, 4323, 4609, 5028, 5764, 6288, 6704, 8646, 9218, 10056, 11528, 13827, 17292, 18436, 20112, 23056, 27654, 34584, 36872, 54889, 55308, 69168, 73744, 109778, 110616, 164667, 219556, 221232, 329334, 439112, 603779, 658668, 878224, 1207558, 1317336, 1811337, 2415116, 2634672, 3622674, 4830232, 7245348, 9660464, 14490696, 28981392]

約数ペア:

[(1, 28981392), (2, 14490696), (3, 9660464), (4, 7245348), (6, 4830232), (8, 3622674), (11, 2634672), (12, 2415116), (16, 1811337), (22, 1317336), (24, 1207558), (33, 878224), (44, 658668), (48, 603779), (66, 439112), (88, 329334), (131, 221232), (132, 219556), (176, 164667), (262, 110616), (264, 109778), (393, 73744), (419, 69168), (524, 55308), (528, 54889), (786, 36872), (838, 34584), (1048, 27654), (1257, 23056), (1441, 20112), (1572, 18436), (1676, 17292), (2096, 13827), (2514, 11528), (2882, 10056), (3144, 9218), (3352, 8646), (4323, 6704), (4609, 6288), (5028, 5764)]