528046407

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{463}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 896017408

約数和(自身を除く): 367971001

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 421, 463, 903, 1263, 1389, 2709, 2947, 3241, 3789, 4167, 8841, 9723, 18103, 19909, 26523, 29169, 54309, 59727, 126721, 139363, 162927, 179181, 194923, 380163, 418089, 584769, 1140489, 1254267, 1364461, 1754307, 4093383, 8381689, 12280149, 25145067, 58671823, 75435201, 176015469, 528046407]

約数ペア:

[(1, 528046407), (3, 176015469), (7, 75435201), (9, 58671823), (21, 25145067), (43, 12280149), (63, 8381689), (129, 4093383), (301, 1754307), (387, 1364461), (421, 1254267), (463, 1140489), (903, 584769), (1263, 418089), (1389, 380163), (2709, 194923), (2947, 179181), (3241, 162927), (3789, 139363), (4167, 126721), (8841, 59727), (9723, 54309), (18103, 29169), (19909, 26523)]