201231881

素因数分解:

${\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{647}}^1$

素因数の和:884

約数の個数: 16

約数和(自身を含む): 212336640

約数和(自身を除く): 11104759

約数列:

[1, 31, 79, 127, 647, 2449, 3937, 10033, 20057, 51113, 82169, 311023, 1584503, 2547239, 6491351, 201231881]

約数ペア:

[(1, 201231881), (31, 6491351), (79, 2547239), (127, 1584503), (647, 311023), (2449, 82169), (3937, 51113), (10033, 20057)]