1891569129

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{1117}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 2644561920

約数和(自身を除く): 752992791

約数列:

[1, 3, 31, 93, 131, 139, 393, 417, 1117, 3351, 4061, 4309, 12183, 12927, 18209, 34627, 54627, 103881, 146327, 155263, 438981, 465789, 564479, 1693437, 4536137, 4813153, 13608411, 14439459, 20339453, 61018359, 630523043, 1891569129]

約数ペア:

[(1, 1891569129), (3, 630523043), (31, 61018359), (93, 20339453), (131, 14439459), (139, 13608411), (393, 4813153), (417, 4536137), (1117, 1693437), (3351, 564479), (4061, 465789), (4309, 438981), (12183, 155263), (12927, 146327), (18209, 103881), (34627, 54627)]