2017987101

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1021}}^1\times {\mathrm{1877}}^1$

素因数の和:2923

約数の個数: 40

約数和(自身を含む): 3251321304

約数和(自身を除く): 1233334203

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1021, 1053, 1877, 3063, 5631, 9189, 13273, 16893, 24401, 27567, 39819, 50679, 73203, 82701, 119457, 152037, 219609, 358371, 658827, 1075113, 1916417, 1976481, 5749251, 17247753, 24913421, 51743259, 74740263, 155229777, 224220789, 672662367, 2017987101]

約数ペア:

[(1, 2017987101), (3, 672662367), (9, 224220789), (13, 155229777), (27, 74740263), (39, 51743259), (81, 24913421), (117, 17247753), (351, 5749251), (1021, 1976481), (1053, 1916417), (1877, 1075113), (3063, 658827), (5631, 358371), (9189, 219609), (13273, 152037), (16893, 119457), (24401, 82701), (27567, 73203), (39819, 50679)]