205420395

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{192883}}^1$

素因数の和:192962

約数の個数: 16

約数和(自身を含む): 333303552

約数和(自身を除く): 127883157

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 192883, 578649, 964415, 2893245, 13694693, 41084079, 68473465, 205420395]

約数ペア:

[(1, 205420395), (3, 68473465), (5, 41084079), (15, 13694693), (71, 2893245), (213, 964415), (355, 578649), (1065, 192883)]