158580023

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2887}}^1$

素因数の和:2979

約数の個数: 24

約数和(自身を含む): 197539200

約数和(自身を除く): 38959177

約数列:

[1, 7, 19, 49, 59, 133, 413, 931, 1121, 2887, 2891, 7847, 20209, 54853, 54929, 141463, 170333, 383971, 1192331, 2687797, 3236327, 8346317, 22654289, 158580023]

約数ペア:

[(1, 158580023), (7, 22654289), (19, 8346317), (49, 3236327), (59, 2687797), (133, 1192331), (413, 383971), (931, 170333), (1121, 141463), (2887, 54929), (2891, 54853), (7847, 20209)]