1420307

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:266

約数の個数: 16

約数和(自身を含む): 1747200

約数和(自身を除く): 326893

約数列:

[1, 7, 19, 59, 133, 181, 413, 1121, 1267, 3439, 7847, 10679, 24073, 74753, 202901, 1420307]

約数ペア:

[(1, 1420307), (7, 202901), (19, 74753), (59, 24073), (133, 10679), (181, 7847), (413, 3439), (1121, 1267)]