30357261

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 51000768

約数和(自身を除く): 20643507

約数列:

[1, 3, 9, 11, 27, 33, 41, 81, 99, 123, 243, 277, 297, 369, 451, 831, 891, 1107, 1353, 2493, 2673, 3047, 3321, 4059, 7479, 9141, 9963, 11357, 12177, 22437, 27423, 34071, 36531, 67311, 82269, 102213, 109593, 124927, 246807, 306639, 374781, 740421, 919917, 1124343, 2759751, 3373029, 10119087, 30357261]

約数ペア:

[(1, 30357261), (3, 10119087), (9, 3373029), (11, 2759751), (27, 1124343), (33, 919917), (41, 740421), (81, 374781), (99, 306639), (123, 246807), (243, 124927), (277, 109593), (297, 102213), (369, 82269), (451, 67311), (831, 36531), (891, 34071), (1107, 27423), (1353, 22437), (2493, 12177), (2673, 11357), (3047, 9963), (3321, 9141), (4059, 7479)]