2053665

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{971}}^1$

素因数の和:1029

約数の個数: 24

約数和(自身を含む): 3639168

約数和(自身を除く): 1585503

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 971, 2115, 2913, 4855, 8739, 14565, 43695, 45637, 136911, 228185, 410733, 684555, 2053665]

約数ペア:

[(1, 2053665), (3, 684555), (5, 410733), (9, 228185), (15, 136911), (45, 45637), (47, 43695), (141, 14565), (235, 8739), (423, 4855), (705, 2913), (971, 2115)]