201898389

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 356751360

約数和(自身を除く): 154852971

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 157, 209, 231, 293, 399, 471, 627, 879, 1099, 1463, 1727, 2051, 2983, 3223, 3297, 4389, 5181, 5567, 6153, 8949, 9669, 12089, 16701, 20881, 22561, 32813, 36267, 38969, 46001, 61237, 62643, 67683, 98439, 116907, 138003, 183711, 229691, 322007, 428659, 506011, 689073, 874019, 966021, 1285977, 1518033, 2622057, 3542077, 6118133, 9614209, 10626231, 18354399, 28842627, 67299463, 201898389]

約数ペア:

[(1, 201898389), (3, 67299463), (7, 28842627), (11, 18354399), (19, 10626231), (21, 9614209), (33, 6118133), (57, 3542077), (77, 2622057), (133, 1518033), (157, 1285977), (209, 966021), (231, 874019), (293, 689073), (399, 506011), (471, 428659), (627, 322007), (879, 229691), (1099, 183711), (1463, 138003), (1727, 116907), (2051, 98439), (2983, 67683), (3223, 62643), (3297, 61237), (4389, 46001), (5181, 38969), (5567, 36267), (6153, 32813), (8949, 22561), (9669, 20881), (12089, 16701)]