80263911

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 135762144

約数和(自身を除く): 55498233

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 97, 147, 273, 291, 433, 637, 679, 1261, 1299, 1911, 2037, 3031, 3783, 4753, 5629, 8827, 9093, 14259, 16887, 21217, 26481, 39403, 42001, 61789, 63651, 118209, 126003, 185367, 275821, 294007, 546013, 827463, 882021, 1638039, 2058049, 3822091, 6174147, 11466273, 26754637, 80263911]

約数ペア:

[(1, 80263911), (3, 26754637), (7, 11466273), (13, 6174147), (21, 3822091), (39, 2058049), (49, 1638039), (91, 882021), (97, 827463), (147, 546013), (273, 294007), (291, 275821), (433, 185367), (637, 126003), (679, 118209), (1261, 63651), (1299, 61789), (1911, 42001), (2037, 39403), (3031, 26481), (3783, 21217), (4753, 16887), (5629, 14259), (8827, 9093)]