2149153643

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{1297}}^1$

素因数の和:1587

約数の個数: 32

約数和(自身を含む): 2686548480

約数和(自身を除く): 537394837

約数列:

[1, 7, 13, 91, 131, 139, 917, 973, 1297, 1703, 1807, 9079, 11921, 12649, 16861, 18209, 118027, 127463, 169907, 180283, 236717, 1189349, 1261981, 1657019, 2208791, 2343679, 15461537, 16405753, 23617073, 165319511, 307021949, 2149153643]

約数ペア:

[(1, 2149153643), (7, 307021949), (13, 165319511), (91, 23617073), (131, 16405753), (139, 15461537), (917, 2343679), (973, 2208791), (1297, 1657019), (1703, 1261981), (1807, 1189349), (9079, 236717), (11921, 180283), (12649, 169907), (16861, 127463), (18209, 118027)]