387971978

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1\times {\mathrm{8009}}^1$

素因数の和:8521

約数の個数: 16

約数和(自身を含む): 594309960

約数和(自身を除く): 206337982

約数列:

[1, 2, 53, 106, 457, 914, 8009, 16018, 24221, 48442, 424477, 848954, 3660113, 7320226, 193985989, 387971978]

約数ペア:

[(1, 387971978), (2, 193985989), (53, 7320226), (106, 3660113), (457, 848954), (914, 424477), (8009, 48442), (16018, 24221)]