203422569

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 334831680

約数和(自身を除く): 131409111

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 173, 399, 421, 519, 931, 1211, 1263, 2793, 2947, 3287, 3633, 7999, 8477, 8841, 9861, 20629, 23009, 23997, 25431, 55993, 61887, 69027, 72833, 161063, 167979, 218499, 391951, 483189, 509831, 1175853, 1383827, 1529493, 3568817, 4151481, 9686789, 10706451, 29060367, 67807523, 203422569]

約数ペア:

[(1, 203422569), (3, 67807523), (7, 29060367), (19, 10706451), (21, 9686789), (49, 4151481), (57, 3568817), (133, 1529493), (147, 1383827), (173, 1175853), (399, 509831), (421, 483189), (519, 391951), (931, 218499), (1211, 167979), (1263, 161063), (2793, 72833), (2947, 69027), (3287, 61887), (3633, 55993), (7999, 25431), (8477, 23997), (8841, 23009), (9861, 20629)]