30738981

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1033}}^1$

素因数の和:1165

約数の個数: 32

約数和(自身を含む): 50955520

約数和(自身を除く): 20216539

約数列:

[1, 3, 7, 13, 21, 39, 91, 109, 273, 327, 763, 1033, 1417, 2289, 3099, 4251, 7231, 9919, 13429, 21693, 29757, 40287, 94003, 112597, 282009, 337791, 788179, 1463761, 2364537, 4391283, 10246327, 30738981]

約数ペア:

[(1, 30738981), (3, 10246327), (7, 4391283), (13, 2364537), (21, 1463761), (39, 788179), (91, 337791), (109, 282009), (273, 112597), (327, 94003), (763, 40287), (1033, 29757), (1417, 21693), (2289, 13429), (3099, 9919), (4251, 7231)]