27490309

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{21001}}^1$

素因数の和:21036

約数の個数: 16

約数和(自身を含む): 36291456

約数和(自身を除く): 8801147

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 21001, 147007, 231011, 357017, 1617077, 2499119, 3927187, 27490309]

約数ペア:

[(1, 27490309), (7, 3927187), (11, 2499119), (17, 1617077), (77, 357017), (119, 231011), (187, 147007), (1309, 21001)]