1391585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:368

約数の個数: 16

約数和(自身を含む): 1827840

約数和(自身を除く): 436255

約数列:

[1, 5, 13, 65, 79, 271, 395, 1027, 1355, 3523, 5135, 17615, 21409, 107045, 278317, 1391585]

約数ペア:

[(1, 1391585), (5, 278317), (13, 107045), (65, 21409), (79, 17615), (271, 5135), (395, 3523), (1027, 1355)]