1900538367

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2551}}^1\times {\mathrm{2729}}^1$

素因数の和:5303

約数の個数: 32

約数和(自身を含む): 3121198080

約数和(自身を除く): 1220659713

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 2551, 2729, 7653, 8187, 17857, 19103, 33163, 35477, 53571, 57309, 99489, 106431, 232141, 248339, 696423, 745017, 6961679, 20885037, 48731753, 90501827, 146195259, 271505481, 633512789, 1900538367]

約数ペア:

[(1, 1900538367), (3, 633512789), (7, 271505481), (13, 146195259), (21, 90501827), (39, 48731753), (91, 20885037), (273, 6961679), (2551, 745017), (2729, 696423), (7653, 248339), (8187, 232141), (17857, 106431), (19103, 99489), (33163, 57309), (35477, 53571)]