6988005

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1399}}^1$

素因数の和:1450

約数の個数: 32

約数和(自身を含む): 12768000

約数和(自身を除く): 5779995

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 185, 333, 555, 999, 1399, 1665, 4197, 4995, 6995, 12591, 20985, 37773, 51763, 62955, 155289, 188865, 258815, 465867, 776445, 1397601, 2329335, 6988005]

約数ペア:

[(1, 6988005), (3, 2329335), (5, 1397601), (9, 776445), (15, 465867), (27, 258815), (37, 188865), (45, 155289), (111, 62955), (135, 51763), (185, 37773), (333, 20985), (555, 12591), (999, 6995), (1399, 4995), (1665, 4197)]