2017739985

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1\times {\mathrm{3571}}^1$

素因数の和:3989

約数の個数: 32

約数和(自身を含む): 3264522240

約数和(自身を除く): 1246782255

約数列:

[1, 3, 5, 15, 139, 271, 417, 695, 813, 1355, 2085, 3571, 4065, 10713, 17855, 37669, 53565, 113007, 188345, 496369, 565035, 967741, 1489107, 2481845, 2903223, 4838705, 7445535, 14516115, 134515999, 403547997, 672579995, 2017739985]

約数ペア:

[(1, 2017739985), (3, 672579995), (5, 403547997), (15, 134515999), (139, 14516115), (271, 7445535), (417, 4838705), (695, 2903223), (813, 2481845), (1355, 1489107), (2085, 967741), (3571, 565035), (4065, 496369), (10713, 188345), (17855, 113007), (37669, 53565)]