28945784

素因数分解:

$2^3\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1289}}^1$

素因数の和:1703

約数の個数: 32

約数和(自身を含む): 62229600

約数和(自身を除く): 33283816

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 401, 802, 1289, 1604, 2578, 2807, 3208, 5156, 5614, 9023, 10312, 11228, 18046, 22456, 36092, 72184, 516889, 1033778, 2067556, 3618223, 4135112, 7236446, 14472892, 28945784]

約数ペア:

[(1, 28945784), (2, 14472892), (4, 7236446), (7, 4135112), (8, 3618223), (14, 2067556), (28, 1033778), (56, 516889), (401, 72184), (802, 36092), (1289, 22456), (1604, 18046), (2578, 11228), (2807, 10312), (3208, 9023), (5156, 5614)]