29987559

素因数分解:

$3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1283}}^1$

素因数の和:1356

約数の個数: 36

約数和(自身を含む): 51377976

約数和(自身を除く): 21390417

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 147, 159, 371, 441, 477, 1113, 1283, 2597, 3339, 3849, 7791, 8981, 11547, 23373, 26943, 62867, 67999, 80829, 188601, 203997, 475993, 565803, 611991, 1427979, 3331951, 4283937, 9995853, 29987559]

約数ペア:

[(1, 29987559), (3, 9995853), (7, 4283937), (9, 3331951), (21, 1427979), (49, 611991), (53, 565803), (63, 475993), (147, 203997), (159, 188601), (371, 80829), (441, 67999), (477, 62867), (1113, 26943), (1283, 23373), (2597, 11547), (3339, 8981), (3849, 7791)]