1940001297

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1\times {\mathrm{2543}}^1$

素因数の和:3221

約数の個数: 32

約数和(自身を含む): 2881191936

約数和(自身を除く): 941190639

約数列:

[1, 3, 13, 31, 39, 93, 403, 631, 1209, 1893, 2543, 7629, 8203, 19561, 24609, 33059, 58683, 78833, 99177, 236499, 254293, 762879, 1024829, 1604633, 3074487, 4813899, 20860229, 49743623, 62580687, 149230869, 646667099, 1940001297]

約数ペア:

[(1, 1940001297), (3, 646667099), (13, 149230869), (31, 62580687), (39, 49743623), (93, 20860229), (403, 4813899), (631, 3074487), (1209, 1604633), (1893, 1024829), (2543, 762879), (7629, 254293), (8203, 236499), (19561, 99177), (24609, 78833), (33059, 58683)]