78886138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{4931}}^1$

素因数の和:5373

約数の個数: 16

約数和(自身を含む): 124878240

約数和(自身を除く): 45992102

約数列:

[1, 2, 19, 38, 421, 842, 4931, 7999, 9862, 15998, 93689, 187378, 2075951, 4151902, 39443069, 78886138]

約数ペア:

[(1, 78886138), (2, 39443069), (19, 4151902), (38, 2075951), (421, 187378), (842, 93689), (4931, 15998), (7999, 9862)]