128230697

素因数分解:

$7^2\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 153024480

約数和(自身を除く): 24793783

約数列:

[1, 7, 49, 67, 139, 281, 469, 973, 1967, 3283, 6811, 9313, 13769, 18827, 39059, 65191, 131789, 273413, 456337, 922523, 1913891, 2616953, 18318671, 128230697]

約数ペア:

[(1, 128230697), (7, 18318671), (49, 2616953), (67, 1913891), (139, 922523), (281, 456337), (469, 273413), (973, 131789), (1967, 65191), (3283, 39059), (6811, 18827), (9313, 13769)]