421240996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{14797}}^1$

素因数の和:15459

約数の個数: 24

約数和(自身を含む): 805484736

約数和(自身を除く): 384243740

約数列:

[1, 2, 4, 11, 22, 44, 647, 1294, 2588, 7117, 14234, 14797, 28468, 29594, 59188, 162767, 325534, 651068, 9573659, 19147318, 38294636, 105310249, 210620498, 421240996]

約数ペア:

[(1, 421240996), (2, 210620498), (4, 105310249), (11, 38294636), (22, 19147318), (44, 9573659), (647, 651068), (1294, 325534), (2588, 162767), (7117, 59188), (14234, 29594), (14797, 28468)]