2805939

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:355

約数の個数: 24

約数和(自身を含む): 4352400

約数和(自身を除く): 1546461

約数列:

[1, 3, 9, 19, 57, 61, 171, 183, 269, 549, 807, 1159, 2421, 3477, 5111, 10431, 15333, 16409, 45999, 49227, 147681, 311771, 935313, 2805939]

約数ペア:

[(1, 2805939), (3, 935313), (9, 311771), (19, 147681), (57, 49227), (61, 45999), (171, 16409), (183, 15333), (269, 10431), (549, 5111), (807, 3477), (1159, 2421)]