1320802385

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1986169}}^1$

素因数の和:1986200

約数の個数: 16

約数和(自身を含む): 1906723200

約数和(自身を除く): 585920815

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 1986169, 9930845, 13903183, 37737211, 69515915, 188686055, 264160477, 1320802385]

約数ペア:

[(1, 1320802385), (5, 264160477), (7, 188686055), (19, 69515915), (35, 37737211), (95, 13903183), (133, 9930845), (665, 1986169)]