64837851

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 101891328

約数和(自身を除く): 37053477

約数列:

[1, 3, 13, 23, 39, 41, 43, 69, 123, 129, 299, 533, 559, 897, 943, 989, 1599, 1677, 1681, 1763, 2829, 2967, 5043, 5289, 12259, 12857, 21853, 22919, 36777, 38571, 38663, 40549, 65559, 68757, 72283, 115989, 121647, 216849, 502619, 527137, 939679, 1507857, 1581411, 1662509, 2819037, 4987527, 21612617, 64837851]

約数ペア:

[(1, 64837851), (3, 21612617), (13, 4987527), (23, 2819037), (39, 1662509), (41, 1581411), (43, 1507857), (69, 939679), (123, 527137), (129, 502619), (299, 216849), (533, 121647), (559, 115989), (897, 72283), (943, 68757), (989, 65559), (1599, 40549), (1677, 38663), (1681, 38571), (1763, 36777), (2829, 22919), (2967, 21853), (5043, 12857), (5289, 12259)]