78840338

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1\times {\mathrm{2213}}^1$

素因数の和:2641

約数の個数: 16

約数和(自身を含む): 121150080

約数和(自身を除く): 42309742

約数列:

[1, 2, 47, 94, 379, 758, 2213, 4426, 17813, 35626, 104011, 208022, 838727, 1677454, 39420169, 78840338]

約数ペア:

[(1, 78840338), (2, 39420169), (47, 1677454), (94, 838727), (379, 208022), (758, 104011), (2213, 35626), (4426, 17813)]