2012128569

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{977}}^1$

素因数の和:1358

約数の個数: 48

約数和(自身を含む): 3229559424

約数和(自身を除く): 1217430855

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 293, 639, 781, 879, 977, 2343, 2637, 2931, 3223, 7029, 8793, 9669, 10747, 20803, 29007, 32241, 62409, 69367, 96723, 187227, 208101, 228833, 286261, 624303, 686499, 763037, 858783, 2059497, 2289111, 2576349, 3148871, 6867333, 9446613, 20324531, 28339839, 60973593, 182920779, 223569841, 670709523, 2012128569]

約数ペア:

[(1, 2012128569), (3, 670709523), (9, 223569841), (11, 182920779), (33, 60973593), (71, 28339839), (99, 20324531), (213, 9446613), (293, 6867333), (639, 3148871), (781, 2576349), (879, 2289111), (977, 2059497), (2343, 858783), (2637, 763037), (2931, 686499), (3223, 624303), (7029, 286261), (8793, 228833), (9669, 208101), (10747, 187227), (20803, 96723), (29007, 69367), (32241, 62409)]