2177001

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 3432000

約数和(自身を除く): 1254999

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 439, 551, 1317, 1653, 3951, 4959, 8341, 12731, 25023, 38193, 75069, 114579, 241889, 725667, 2177001]

約数ペア:

[(1, 2177001), (3, 725667), (9, 241889), (19, 114579), (29, 75069), (57, 38193), (87, 25023), (171, 12731), (261, 8341), (439, 4959), (551, 3951), (1317, 1653)]