27790785

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2441}}^1$

素因数の和:2486

約数の個数: 48

約数和(自身を含む): 54857088

約数和(自身を除く): 27066303

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 165, 207, 253, 345, 495, 759, 1035, 1265, 2277, 2441, 3795, 7323, 11385, 12205, 21969, 26851, 36615, 56143, 80553, 109845, 134255, 168429, 241659, 280715, 402765, 505287, 617573, 842145, 1208295, 1852719, 2526435, 3087865, 5558157, 9263595, 27790785]

約数ペア:

[(1, 27790785), (3, 9263595), (5, 5558157), (9, 3087865), (11, 2526435), (15, 1852719), (23, 1208295), (33, 842145), (45, 617573), (55, 505287), (69, 402765), (99, 280715), (115, 241659), (165, 168429), (207, 134255), (253, 109845), (345, 80553), (495, 56143), (759, 36615), (1035, 26851), (1265, 21969), (2277, 12205), (2441, 11385), (3795, 7323)]