2783163370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21408949}}^1$

素因数の和:21408969

約数の個数: 16

約数和(自身を含む): 5395055400

約数和(自身を除く): 2611892030

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 21408949, 42817898, 107044745, 214089490, 278316337, 556632674, 1391581685, 2783163370]

約数ペア:

[(1, 2783163370), (2, 1391581685), (5, 556632674), (10, 278316337), (13, 214089490), (26, 107044745), (65, 42817898), (130, 21408949)]