144198021

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{389}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 215654400

約数和(自身を除く): 71456379

約数列:

[1, 3, 11, 33, 47, 141, 239, 389, 517, 717, 1167, 1551, 2629, 4279, 7887, 11233, 12837, 18283, 33699, 54849, 92971, 123563, 201113, 278913, 370689, 603339, 1022681, 3068043, 4369637, 13108911, 48066007, 144198021]

約数ペア:

[(1, 144198021), (3, 48066007), (11, 13108911), (33, 4369637), (47, 3068043), (141, 1022681), (239, 603339), (389, 370689), (517, 278913), (717, 201113), (1167, 123563), (1551, 92971), (2629, 54849), (4279, 33699), (7887, 18283), (11233, 12837)]