16660765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 23452416

約数和(自身を除く): 6791651

約数列:

[1, 5, 11, 17, 55, 85, 103, 173, 187, 515, 865, 935, 1133, 1751, 1903, 2941, 5665, 8755, 9515, 14705, 17819, 19261, 32351, 89095, 96305, 161755, 196009, 302923, 980045, 1514615, 3332153, 16660765]

約数ペア:

[(1, 16660765), (5, 3332153), (11, 1514615), (17, 980045), (55, 302923), (85, 196009), (103, 161755), (173, 96305), (187, 89095), (515, 32351), (865, 19261), (935, 17819), (1133, 14705), (1751, 9515), (1903, 8755), (2941, 5665)]