278330366

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1\times {\mathrm{4289}}^1$

素因数の和:4819

約数の個数: 16

約数和(自身を含む): 424401120

約数和(自身を除く): 146070754

約数列:

[1, 2, 71, 142, 457, 914, 4289, 8578, 32447, 64894, 304519, 609038, 1960073, 3920146, 139165183, 278330366]

約数ペア:

[(1, 278330366), (2, 139165183), (71, 3920146), (142, 1960073), (457, 609038), (914, 304519), (4289, 64894), (8578, 32447)]