489239478

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{298681}}^1$

素因数の和:298709

約数の個数: 48

約数和(自身を含む): 1304642976

約数和(自身を除く): 815403498

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 298681, 597362, 896043, 1792086, 2090767, 2688129, 3882853, 4181534, 5376258, 6272301, 7765706, 11648559, 12544602, 18816903, 23297118, 27179971, 34945677, 37633806, 54359942, 69891354, 81539913, 163079826, 244619739, 489239478]

約数ペア:

[(1, 489239478), (2, 244619739), (3, 163079826), (6, 81539913), (7, 69891354), (9, 54359942), (13, 37633806), (14, 34945677), (18, 27179971), (21, 23297118), (26, 18816903), (39, 12544602), (42, 11648559), (63, 7765706), (78, 6272301), (91, 5376258), (117, 4181534), (126, 3882853), (182, 2688129), (234, 2090767), (273, 1792086), (546, 896043), (819, 597362), (1638, 298681)]