2439801

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:363

約数の個数: 40

約数和(自身を含む): 4499264

約数和(自身を除く): 2059463

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 331, 351, 567, 819, 993, 1053, 2317, 2457, 2979, 4303, 6951, 7371, 8937, 12909, 20853, 26811, 30121, 38727, 62559, 90363, 116181, 187677, 271089, 348543, 813267, 2439801]

約数ペア:

[(1, 2439801), (3, 813267), (7, 348543), (9, 271089), (13, 187677), (21, 116181), (27, 90363), (39, 62559), (63, 38727), (81, 30121), (91, 26811), (117, 20853), (189, 12909), (273, 8937), (331, 7371), (351, 6951), (567, 4303), (819, 2979), (993, 2457), (1053, 2317)]