1320871945

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{28643}}^1$

素因数の和:29072

約数の個数: 16

約数和(自身を含む): 1658143872

約数和(自身を除く): 337271927

約数列:

[1, 5, 23, 115, 401, 2005, 9223, 28643, 46115, 143215, 658789, 3293945, 11485843, 57429215, 264174389, 1320871945]

約数ペア:

[(1, 1320871945), (5, 264174389), (23, 57429215), (115, 11485843), (401, 3293945), (2005, 658789), (9223, 143215), (28643, 46115)]