17312445

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 32123520

約数和(自身を除く): 14811075

約数列:

[1, 3, 5, 9, 15, 23, 43, 45, 69, 115, 129, 207, 215, 345, 387, 389, 645, 989, 1035, 1167, 1935, 1945, 2967, 3501, 4945, 5835, 8901, 8947, 14835, 16727, 17505, 26841, 44505, 44735, 50181, 80523, 83635, 134205, 150543, 250905, 384721, 402615, 752715, 1154163, 1923605, 3462489, 5770815, 17312445]

約数ペア:

[(1, 17312445), (3, 5770815), (5, 3462489), (9, 1923605), (15, 1154163), (23, 752715), (43, 402615), (45, 384721), (69, 250905), (115, 150543), (129, 134205), (207, 83635), (215, 80523), (345, 50181), (387, 44735), (389, 44505), (645, 26841), (989, 17505), (1035, 16727), (1167, 14835), (1935, 8947), (1945, 8901), (2967, 5835), (3501, 4945)]