16684515

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1693}}^1$

素因数の和:1780

約数の個数: 32

約数和(自身を含む): 30085440

約数和(自身を除く): 13400925

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1693, 1971, 3285, 5079, 8465, 9855, 15237, 25395, 45711, 76185, 123589, 228555, 370767, 617945, 1112301, 1853835, 3336903, 5561505, 16684515]

約数ペア:

[(1, 16684515), (3, 5561505), (5, 3336903), (9, 1853835), (15, 1112301), (27, 617945), (45, 370767), (73, 228555), (135, 123589), (219, 76185), (365, 45711), (657, 25395), (1095, 15237), (1693, 9855), (1971, 8465), (3285, 5079)]