2019969693

素因数分解:

$3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1\times {\mathrm{461}}^1$

素因数の和:1074

約数の個数: 48

約数和(自身を含む): 3370663296

約数和(自身を除く): 1350693603

約数列:

[1, 3, 7, 9, 21, 63, 157, 443, 461, 471, 1099, 1329, 1383, 1413, 3101, 3227, 3297, 3987, 4149, 9303, 9681, 9891, 27909, 29043, 69551, 72377, 204223, 208653, 217131, 486857, 506639, 612669, 625959, 651393, 1429561, 1460571, 1519917, 1838007, 4288683, 4381713, 4559751, 12866049, 32063011, 96189033, 224441077, 288567099, 673323231, 2019969693]

約数ペア:

[(1, 2019969693), (3, 673323231), (7, 288567099), (9, 224441077), (21, 96189033), (63, 32063011), (157, 12866049), (443, 4559751), (461, 4381713), (471, 4288683), (1099, 1838007), (1329, 1519917), (1383, 1460571), (1413, 1429561), (3101, 651393), (3227, 625959), (3297, 612669), (3987, 506639), (4149, 486857), (9303, 217131), (9681, 208653), (9891, 204223), (27909, 72377), (29043, 69551)]