12877367041

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{2171929}}^1$

素因数の和:2171965

約数の個数: 18

約数和(自身を含む): 16465401330

約数和(自身を除く): 3588034289

約数列:

[1, 7, 11, 49, 77, 121, 539, 847, 5929, 2171929, 15203503, 23891219, 106424521, 167238533, 262803409, 1170669731, 1839623863, 12877367041]

約数ペア:

[(1, 12877367041), (7, 1839623863), (11, 1170669731), (49, 262803409), (77, 167238533), (121, 106424521), (539, 23891219), (847, 15203503), (5929, 2171929)]