220348527

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{338477}}^1$

素因数の和:338518

約数の個数: 16

約数和(自身を含む): 346601472

約数和(自身を除く): 126252945

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 338477, 1015431, 2369339, 7108017, 10492787, 31478361, 73449509, 220348527]

約数ペア:

[(1, 220348527), (3, 73449509), (7, 31478361), (21, 10492787), (31, 7108017), (93, 2369339), (217, 1015431), (651, 338477)]