28245168

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{4003}}^1$

素因数の和:4031

約数の個数: 90

約数和(自身を含む): 91975884

約数和(自身を除く): 63730716

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3528, 4003, 7056, 8006, 12009, 16012, 24018, 28021, 32024, 36027, 48036, 56042, 64048, 72054, 84063, 96072, 112084, 144108, 168126, 192144, 196147, 224168, 252189, 288216, 336252, 392294, 448336, 504378, 576432, 588441, 672504, 784588, 1008756, 1176882, 1345008, 1569176, 1765323, 2017512, 2353764, 3138352, 3530646, 4035024, 4707528, 7061292, 9415056, 14122584, 28245168]

約数ペア:

[(1, 28245168), (2, 14122584), (3, 9415056), (4, 7061292), (6, 4707528), (7, 4035024), (8, 3530646), (9, 3138352), (12, 2353764), (14, 2017512), (16, 1765323), (18, 1569176), (21, 1345008), (24, 1176882), (28, 1008756), (36, 784588), (42, 672504), (48, 588441), (49, 576432), (56, 504378), (63, 448336), (72, 392294), (84, 336252), (98, 288216), (112, 252189), (126, 224168), (144, 196147), (147, 192144), (168, 168126), (196, 144108), (252, 112084), (294, 96072), (336, 84063), (392, 72054), (441, 64048), (504, 56042), (588, 48036), (784, 36027), (882, 32024), (1008, 28021), (1176, 24018), (1764, 16012), (2352, 12009), (3528, 8006), (4003, 7056)]