64407556

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{607}}^1\times {\mathrm{647}}^1$

素因数の和:1299

約数の個数: 24

約数和(自身を含む): 115831296

約数和(自身を除く): 51423740

約数列:

[1, 2, 4, 41, 82, 164, 607, 647, 1214, 1294, 2428, 2588, 24887, 26527, 49774, 53054, 99548, 106108, 392729, 785458, 1570916, 16101889, 32203778, 64407556]

約数ペア:

[(1, 64407556), (2, 32203778), (4, 16101889), (41, 1570916), (82, 785458), (164, 392729), (607, 106108), (647, 99548), (1214, 53054), (1294, 49774), (2428, 26527), (2588, 24887)]