39780117

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7907}}^1$

素因数の和:7969

約数の個数: 24

約数和(自身を含む): 63327264

約数和(自身を除く): 23547147

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 7907, 23721, 71163, 102791, 308373, 340001, 925119, 1020003, 3060009, 4420013, 13260039, 39780117]

約数ペア:

[(1, 39780117), (3, 13260039), (9, 4420013), (13, 3060009), (39, 1020003), (43, 925119), (117, 340001), (129, 308373), (387, 102791), (559, 71163), (1677, 23721), (5031, 7907)]