12747178

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{8719}}^1$

素因数の和:8781

約数の個数: 16

約数和(自身を含む): 20718720

約数和(自身を除く): 7971542

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 8719, 17438, 148223, 296446, 374917, 749834, 6373589, 12747178]

約数ペア:

[(1, 12747178), (2, 6373589), (17, 749834), (34, 374917), (43, 296446), (86, 148223), (731, 17438), (1462, 8719)]