28203784

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7517}}^1$

素因数の和:7597

約数の個数: 32

約数和(自身を含む): 61346880

約数和(自身を除く): 33143096

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 7517, 15034, 30068, 52619, 60136, 105238, 210476, 420952, 503639, 1007278, 2014556, 3525473, 4029112, 7050946, 14101892, 28203784]

約数ペア:

[(1, 28203784), (2, 14101892), (4, 7050946), (7, 4029112), (8, 3525473), (14, 2014556), (28, 1007278), (56, 503639), (67, 420952), (134, 210476), (268, 105238), (469, 60136), (536, 52619), (938, 30068), (1876, 15034), (3752, 7517)]