205399805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{44507}}^1$

素因数の和:44596

約数の個数: 16

約数和(自身を含む): 269184384

約数和(自身を除く): 63784579

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 44507, 222535, 578591, 2892955, 3159997, 15799985, 41079961, 205399805]

約数ペア:

[(1, 205399805), (5, 41079961), (13, 15799985), (65, 3159997), (71, 2892955), (355, 578591), (923, 222535), (4615, 44507)]