28160972

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 59136000

約数和(自身を除く): 30975028

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 79, 116, 158, 203, 316, 406, 439, 553, 812, 878, 1106, 1756, 2212, 2291, 3073, 4582, 6146, 9164, 12292, 12731, 16037, 25462, 32074, 34681, 50924, 64148, 69362, 89117, 138724, 178234, 242767, 356468, 485534, 971068, 1005749, 2011498, 4022996, 7040243, 14080486, 28160972]

約数ペア:

[(1, 28160972), (2, 14080486), (4, 7040243), (7, 4022996), (14, 2011498), (28, 1005749), (29, 971068), (58, 485534), (79, 356468), (116, 242767), (158, 178234), (203, 138724), (316, 89117), (406, 69362), (439, 64148), (553, 50924), (812, 34681), (878, 32074), (1106, 25462), (1756, 16037), (2212, 12731), (2291, 12292), (3073, 9164), (4582, 6146)]