16501995

素因数分解:

$3^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{487}}^1$

素因数の和:752

約数の個数: 32

約数和(自身を含む): 29514240

約数和(自身を除く): 13012245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 251, 487, 753, 1255, 1461, 2259, 2435, 3765, 4383, 6777, 7305, 11295, 13149, 21915, 33885, 65745, 122237, 366711, 611185, 1100133, 1833555, 3300399, 5500665, 16501995]

約数ペア:

[(1, 16501995), (3, 5500665), (5, 3300399), (9, 1833555), (15, 1100133), (27, 611185), (45, 366711), (135, 122237), (251, 65745), (487, 33885), (753, 21915), (1255, 13149), (1461, 11295), (2259, 7305), (2435, 6777), (3765, 4383)]