71216912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{342389}}^1$

素因数の和:342410

約数の個数: 20

約数和(自身を含む): 148597260

約数和(自身を除く): 77380348

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 342389, 684778, 1369556, 2739112, 4451057, 5478224, 8902114, 17804228, 35608456, 71216912]

約数ペア:

[(1, 71216912), (2, 35608456), (4, 17804228), (8, 8902114), (13, 5478224), (16, 4451057), (26, 2739112), (52, 1369556), (104, 684778), (208, 342389)]