203421057

素因数分解:

$3^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{31147}}^1$

素因数の和:31468

約数の個数: 16

約数和(自身を含む): 310981632

約数和(自身を除く): 107560575

約数列:

[1, 3, 7, 21, 311, 933, 2177, 6531, 31147, 93441, 218029, 654087, 9686717, 29060151, 67807019, 203421057]

約数ペア:

[(1, 203421057), (3, 67807019), (7, 29060151), (21, 9686717), (311, 654087), (933, 218029), (2177, 93441), (6531, 31147)]