389618728

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{383483}}^1$

素因数の和:383616

約数の個数: 16

約数和(自身を含む): 736289280

約数和(自身を除く): 346670552

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 383483, 766966, 1533932, 3067864, 48702341, 97404682, 194809364, 389618728]

約数ペア:

[(1, 389618728), (2, 194809364), (4, 97404682), (8, 48702341), (127, 3067864), (254, 1533932), (508, 766966), (1016, 383483)]