74987661

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1153}}^1$

素因数の和:1345

約数の個数: 32

約数和(自身を含む): 121123840

約数和(自身を除く): 46136179

約数列:

[1, 3, 7, 19, 21, 57, 133, 163, 399, 489, 1141, 1153, 3097, 3423, 3459, 8071, 9291, 21679, 21907, 24213, 65037, 65721, 153349, 187939, 460047, 563817, 1315573, 3570841, 3946719, 10712523, 24995887, 74987661]

約数ペア:

[(1, 74987661), (3, 24995887), (7, 10712523), (19, 3946719), (21, 3570841), (57, 1315573), (133, 563817), (163, 460047), (399, 187939), (489, 153349), (1141, 65721), (1153, 65037), (3097, 24213), (3423, 21907), (3459, 21679), (8071, 9291)]