201011997

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 283023360

約数和(自身を除く): 82011363

約数列:

[1, 3, 47, 59, 73, 141, 177, 219, 331, 993, 2773, 3431, 4307, 8319, 10293, 12921, 15557, 19529, 24163, 46671, 58587, 72489, 202429, 607287, 917863, 1135661, 1425617, 2753589, 3406983, 4276851, 67003999, 201011997]

約数ペア:

[(1, 201011997), (3, 67003999), (47, 4276851), (59, 3406983), (73, 2753589), (141, 1425617), (177, 1135661), (219, 917863), (331, 607287), (993, 202429), (2773, 72489), (3431, 58587), (4307, 46671), (8319, 24163), (10293, 19529), (12921, 15557)]