28295674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:658

約数の個数: 32

約数和(自身を含む): 49190400

約数和(自身を除く): 20894726

約数列:

[1, 2, 11, 19, 22, 38, 139, 209, 278, 418, 487, 974, 1529, 2641, 3058, 5282, 5357, 9253, 10714, 18506, 29051, 58102, 67693, 101783, 135386, 203566, 744623, 1286167, 1489246, 2572334, 14147837, 28295674]

約数ペア:

[(1, 28295674), (2, 14147837), (11, 2572334), (19, 1489246), (22, 1286167), (38, 744623), (139, 203566), (209, 135386), (278, 101783), (418, 67693), (487, 58102), (974, 29051), (1529, 18506), (2641, 10714), (3058, 9253), (5282, 5357)]