307645247

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^2\times {\mathrm{197}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 383489568

約数和(自身を除く): 75844321

約数列:

[1, 7, 13, 91, 131, 197, 917, 1379, 1703, 2561, 11921, 17161, 17927, 25807, 120127, 180649, 223093, 335491, 1561651, 2348437, 3380717, 23665019, 43949321, 307645247]

約数ペア:

[(1, 307645247), (7, 43949321), (13, 23665019), (91, 3380717), (131, 2348437), (197, 1561651), (917, 335491), (1379, 223093), (1703, 180649), (2561, 120127), (11921, 25807), (17161, 17927)]