28281456

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{28057}}^1$

素因数の和:28078

約数の個数: 60

約数和(自身を含む): 90458992

約数和(自身を除く): 62177536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 28057, 56114, 84171, 112228, 168342, 196399, 224456, 252513, 336684, 392798, 448912, 505026, 589197, 673368, 785596, 1010052, 1178394, 1346736, 1571192, 1767591, 2020104, 2356788, 3142384, 3535182, 4040208, 4713576, 7070364, 9427152, 14140728, 28281456]

約数ペア:

[(1, 28281456), (2, 14140728), (3, 9427152), (4, 7070364), (6, 4713576), (7, 4040208), (8, 3535182), (9, 3142384), (12, 2356788), (14, 2020104), (16, 1767591), (18, 1571192), (21, 1346736), (24, 1178394), (28, 1010052), (36, 785596), (42, 673368), (48, 589197), (56, 505026), (63, 448912), (72, 392798), (84, 336684), (112, 252513), (126, 224456), (144, 196399), (168, 168342), (252, 112228), (336, 84171), (504, 56114), (1008, 28057)]