3985611

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1427}}^1$

素因数の和:1463

約数の個数: 24

約数和(自身を含む): 6511680

約数和(自身を除く): 2526069

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 1427, 2793, 4281, 9989, 27113, 29967, 69923, 81339, 189791, 209769, 569373, 1328537, 3985611]

約数ペア:

[(1, 3985611), (3, 1328537), (7, 569373), (19, 209769), (21, 189791), (49, 81339), (57, 69923), (133, 29967), (147, 27113), (399, 9989), (931, 4281), (1427, 2793)]