28505646

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2833}}^1$

素因数の和:2897

約数の個数: 48

約数和(自身を含む): 68084016

約数和(自身を除く): 39578370

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 387, 559, 774, 1118, 1677, 2833, 3354, 5031, 5666, 8499, 10062, 16998, 25497, 36829, 50994, 73658, 110487, 121819, 220974, 243638, 331461, 365457, 662922, 730914, 1096371, 1583647, 2192742, 3167294, 4750941, 9501882, 14252823, 28505646]

約数ペア:

[(1, 28505646), (2, 14252823), (3, 9501882), (6, 4750941), (9, 3167294), (13, 2192742), (18, 1583647), (26, 1096371), (39, 730914), (43, 662922), (78, 365457), (86, 331461), (117, 243638), (129, 220974), (234, 121819), (258, 110487), (387, 73658), (559, 50994), (774, 36829), (1118, 25497), (1677, 16998), (2833, 10062), (3354, 8499), (5031, 5666)]