202050321

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 325140480

約数和(自身を除く): 123090159

約数列:

[1, 3, 11, 17, 33, 47, 51, 79, 97, 141, 187, 237, 291, 517, 561, 799, 869, 1067, 1343, 1551, 1649, 2397, 2607, 3201, 3713, 4029, 4559, 4947, 7663, 8789, 11139, 13677, 14773, 18139, 22989, 26367, 40843, 44319, 50149, 54417, 63121, 77503, 84293, 122529, 130271, 150447, 189363, 232509, 252879, 360161, 390813, 694331, 852533, 1080483, 1432981, 2082993, 2557599, 3961771, 4298943, 6122737, 11885313, 18368211, 67350107, 202050321]

約数ペア:

[(1, 202050321), (3, 67350107), (11, 18368211), (17, 11885313), (33, 6122737), (47, 4298943), (51, 3961771), (79, 2557599), (97, 2082993), (141, 1432981), (187, 1080483), (237, 852533), (291, 694331), (517, 390813), (561, 360161), (799, 252879), (869, 232509), (1067, 189363), (1343, 150447), (1551, 130271), (1649, 122529), (2397, 84293), (2607, 77503), (3201, 63121), (3713, 54417), (4029, 50149), (4559, 44319), (4947, 40843), (7663, 26367), (8789, 22989), (11139, 18139), (13677, 14773)]