11712405

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1997}}^1$

素因数の和:2045

約数の個数: 32

約数和(自身を含む): 20715264

約数和(自身を除く): 9002859

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 1997, 5865, 5991, 9985, 29955, 33949, 45931, 101847, 137793, 169745, 229655, 509235, 688965, 780827, 2342481, 3904135, 11712405]

約数ペア:

[(1, 11712405), (3, 3904135), (5, 2342481), (15, 780827), (17, 688965), (23, 509235), (51, 229655), (69, 169745), (85, 137793), (115, 101847), (255, 45931), (345, 33949), (391, 29955), (1173, 9985), (1955, 5991), (1997, 5865)]