16165205

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 23721984

約数和(自身を除く): 7556779

約数列:

[1, 5, 7, 23, 35, 43, 115, 161, 215, 301, 467, 805, 989, 1505, 2335, 3269, 4945, 6923, 10741, 16345, 20081, 34615, 53705, 75187, 100405, 140567, 375935, 461863, 702835, 2309315, 3233041, 16165205]

約数ペア:

[(1, 16165205), (5, 3233041), (7, 2309315), (23, 702835), (35, 461863), (43, 375935), (115, 140567), (161, 100405), (215, 75187), (301, 53705), (467, 34615), (805, 20081), (989, 16345), (1505, 10741), (2335, 6923), (3269, 4945)]