427261569

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{2293}}^1$

素因数の和:2789

約数の個数: 32

約数和(自身を含む): 687098880

約数和(自身を除く): 259837311

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 467, 1401, 2293, 3269, 6879, 8873, 9807, 16051, 26619, 43567, 48153, 62111, 130701, 186333, 304969, 914907, 1070831, 3212493, 7495817, 20345789, 22487451, 61037367, 142420523, 427261569]

約数ペア:

[(1, 427261569), (3, 142420523), (7, 61037367), (19, 22487451), (21, 20345789), (57, 7495817), (133, 3212493), (399, 1070831), (467, 914907), (1401, 304969), (2293, 186333), (3269, 130701), (6879, 62111), (8873, 48153), (9807, 43567), (16051, 26619)]