17739939

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 28730880

約数和(自身を除く): 10990941

約数列:

[1, 3, 7, 19, 21, 57, 133, 173, 257, 399, 519, 771, 1211, 1799, 3287, 3633, 4883, 5397, 9861, 14649, 23009, 34181, 44461, 69027, 102543, 133383, 311227, 844759, 933681, 2534277, 5913313, 17739939]

約数ペア:

[(1, 17739939), (3, 5913313), (7, 2534277), (19, 933681), (21, 844759), (57, 311227), (133, 133383), (173, 102543), (257, 69027), (399, 44461), (519, 34181), (771, 23009), (1211, 14649), (1799, 9861), (3287, 5397), (3633, 4883)]