71394388

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{105613}}^1$

素因数の和:105643

約数の個数: 18

約数和(自身を含む): 135291534

約数和(自身を除く): 63897146

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 105613, 211226, 422452, 1372969, 2745938, 5491876, 17848597, 35697194, 71394388]

約数ペア:

[(1, 71394388), (2, 35697194), (4, 17848597), (13, 5491876), (26, 2745938), (52, 1372969), (169, 422452), (338, 211226), (676, 105613)]