1805740047

素因数分解:

$3^5\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{709}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 2778746880

約数和(自身を除く): 973006833

約数列:

[1, 3, 9, 27, 47, 81, 141, 223, 243, 423, 669, 709, 1269, 2007, 2127, 3807, 6021, 6381, 10481, 11421, 18063, 19143, 31443, 33323, 54189, 57429, 94329, 99969, 158107, 172287, 282987, 299907, 474321, 848961, 899721, 1422963, 2546883, 2699163, 4268889, 7431029, 8097489, 12806667, 22293087, 38420001, 66879261, 200637783, 601913349, 1805740047]

約数ペア:

[(1, 1805740047), (3, 601913349), (9, 200637783), (27, 66879261), (47, 38420001), (81, 22293087), (141, 12806667), (223, 8097489), (243, 7431029), (423, 4268889), (669, 2699163), (709, 2546883), (1269, 1422963), (2007, 899721), (2127, 848961), (3807, 474321), (6021, 299907), (6381, 282987), (10481, 172287), (11421, 158107), (18063, 99969), (19143, 94329), (31443, 57429), (33323, 54189)]