72891806

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{21401}}^1$

素因数の和:21547

約数の個数: 16

約数和(自身を含む): 118652688

約数和(自身を除く): 45760882

約数列:

[1, 2, 13, 26, 131, 262, 1703, 3406, 21401, 42802, 278213, 556426, 2803531, 5607062, 36445903, 72891806]

約数ペア:

[(1, 72891806), (2, 36445903), (13, 5607062), (26, 2803531), (131, 556426), (262, 278213), (1703, 42802), (3406, 21401)]