2444247

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{1607}}^1$

素因数の和:1639

約数の個数: 18

約数和(自身を含む): 3825432

約数和(自身を除く): 1381185

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 1607, 4821, 14463, 20891, 62673, 188019, 271583, 814749, 2444247]

約数ペア:

[(1, 2444247), (3, 814749), (9, 271583), (13, 188019), (39, 62673), (117, 20891), (169, 14463), (507, 4821), (1521, 1607)]