173242785

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{2549}}^1$

素因数の和:2777

約数の個数: 32

約数和(自身を含む): 290822400

約数和(自身を除く): 117579615

約数列:

[1, 3, 5, 15, 23, 69, 115, 197, 345, 591, 985, 2549, 2955, 4531, 7647, 12745, 13593, 22655, 38235, 58627, 67965, 175881, 293135, 502153, 879405, 1506459, 2510765, 7532295, 11549519, 34648557, 57747595, 173242785]

約数ペア:

[(1, 173242785), (3, 57747595), (5, 34648557), (15, 11549519), (23, 7532295), (69, 2510765), (115, 1506459), (197, 879405), (345, 502153), (591, 293135), (985, 175881), (2549, 67965), (2955, 58627), (4531, 38235), (7647, 22655), (12745, 13593)]