78889378

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1\times {\mathrm{1289}}^1$

素因数の和:1793

約数の個数: 16

約数和(自身を含む): 120372480

約数和(自身を除く): 41483102

約数列:

[1, 2, 71, 142, 431, 862, 1289, 2578, 30601, 61202, 91519, 183038, 555559, 1111118, 39444689, 78889378]

約数ペア:

[(1, 78889378), (2, 39444689), (71, 1111118), (142, 555559), (431, 183038), (862, 91519), (1289, 61202), (2578, 30601)]