128231138

素因数分解:

$2^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{10303}}^1$

素因数の和:10446

約数の個数: 24

約数和(自身を含む): 225533952

約数和(自身を除く): 97302814

約数列:

[1, 2, 7, 14, 49, 98, 127, 254, 889, 1778, 6223, 10303, 12446, 20606, 72121, 144242, 504847, 1009694, 1308481, 2616962, 9159367, 18318734, 64115569, 128231138]

約数ペア:

[(1, 128231138), (2, 64115569), (7, 18318734), (14, 9159367), (49, 2616962), (98, 1308481), (127, 1009694), (254, 504847), (889, 144242), (1778, 72121), (6223, 20606), (10303, 12446)]