164487939

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{1741}}^1$

素因数の和:2171

約数の個数: 32

約数和(自身を含む): 274260480

約数和(自身を除く): 109772541

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 409, 1227, 1741, 2863, 4499, 5223, 8589, 12187, 13497, 19151, 31493, 36561, 57453, 94479, 134057, 402171, 712069, 2136207, 4984483, 7832759, 14953449, 23498277, 54829313, 164487939]

約数ペア:

[(1, 164487939), (3, 54829313), (7, 23498277), (11, 14953449), (21, 7832759), (33, 4984483), (77, 2136207), (231, 712069), (409, 402171), (1227, 134057), (1741, 94479), (2863, 57453), (4499, 36561), (5223, 31493), (8589, 19151), (12187, 13497)]