313629939

素因数分解:

$3^2\times 7^3\times {\mathrm{283}}^1\times {\mathrm{359}}^1$

素因数の和:669

約数の個数: 48

約数和(自身を含む): 531648000

約数和(自身を除く): 218018061

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 283, 343, 359, 441, 849, 1029, 1077, 1981, 2513, 2547, 3087, 3231, 5943, 7539, 13867, 17591, 17829, 22617, 41601, 52773, 97069, 101597, 123137, 124803, 158319, 291207, 304791, 369411, 711179, 873621, 914373, 1108233, 2133537, 4978253, 6400611, 14934759, 34847771, 44804277, 104543313, 313629939]

約数ペア:

[(1, 313629939), (3, 104543313), (7, 44804277), (9, 34847771), (21, 14934759), (49, 6400611), (63, 4978253), (147, 2133537), (283, 1108233), (343, 914373), (359, 873621), (441, 711179), (849, 369411), (1029, 304791), (1077, 291207), (1981, 158319), (2513, 124803), (2547, 123137), (3087, 101597), (3231, 97069), (5943, 52773), (7539, 41601), (13867, 22617), (17591, 17829)]