31975281

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4079}}^1$

素因数の和:4165

約数の個数: 24

約数和(自身を含む): 50494080

約数和(自身を除く): 18518799

約数列:

[1, 3, 9, 13, 39, 67, 117, 201, 603, 871, 2613, 4079, 7839, 12237, 36711, 53027, 159081, 273293, 477243, 819879, 2459637, 3552809, 10658427, 31975281]

約数ペア:

[(1, 31975281), (3, 10658427), (9, 3552809), (13, 2459637), (39, 819879), (67, 477243), (117, 273293), (201, 159081), (603, 53027), (871, 36711), (2613, 12237), (4079, 7839)]