28211922

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{887}}^1$

素因数の和:948

約数の個数: 64

約数和(自身を含む): 68198400

約数和(自身を除く): 39986478

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 31, 38, 54, 57, 62, 93, 114, 171, 186, 279, 342, 513, 558, 589, 837, 887, 1026, 1178, 1674, 1767, 1774, 2661, 3534, 5301, 5322, 7983, 10602, 15903, 15966, 16853, 23949, 27497, 31806, 33706, 47898, 50559, 54994, 82491, 101118, 151677, 164982, 247473, 303354, 455031, 494946, 522443, 742419, 910062, 1044886, 1484838, 1567329, 3134658, 4701987, 9403974, 14105961, 28211922]

約数ペア:

[(1, 28211922), (2, 14105961), (3, 9403974), (6, 4701987), (9, 3134658), (18, 1567329), (19, 1484838), (27, 1044886), (31, 910062), (38, 742419), (54, 522443), (57, 494946), (62, 455031), (93, 303354), (114, 247473), (171, 164982), (186, 151677), (279, 101118), (342, 82491), (513, 54994), (558, 50559), (589, 47898), (837, 33706), (887, 31806), (1026, 27497), (1178, 23949), (1674, 16853), (1767, 15966), (1774, 15903), (2661, 10602), (3534, 7983), (5301, 5322)]