156943787

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1889}}^1$

素因数の和:2003

約数の個数: 32

約数和(自身を含む): 213373440

約数和(自身を除く): 56429653

約数列:

[1, 7, 11, 13, 77, 83, 91, 143, 581, 913, 1001, 1079, 1889, 6391, 7553, 11869, 13223, 20779, 24557, 83083, 145453, 156787, 171899, 270127, 1097509, 1724657, 1890889, 2038231, 12072599, 14267617, 22420541, 156943787]

約数ペア:

[(1, 156943787), (7, 22420541), (11, 14267617), (13, 12072599), (77, 2038231), (83, 1890889), (91, 1724657), (143, 1097509), (581, 270127), (913, 171899), (1001, 156787), (1079, 145453), (1889, 83083), (6391, 24557), (7553, 20779), (11869, 13223)]