2666205

素因数分解:

$3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{331}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 4661280

約数和(自身を除く): 1995075

約数列:

[1, 3, 5, 9, 15, 45, 179, 331, 537, 895, 993, 1611, 1655, 2685, 2979, 4965, 8055, 14895, 59249, 177747, 296245, 533241, 888735, 2666205]

約数ペア:

[(1, 2666205), (3, 888735), (5, 533241), (9, 296245), (15, 177747), (45, 59249), (179, 14895), (331, 8055), (537, 4965), (895, 2979), (993, 2685), (1611, 1655)]