1661662015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{71209}}^1$

素因数の和:71586

約数の個数: 16

約数和(自身を含む): 2153390400

約数和(自身を除く): 491728385

約数列:

[1, 5, 13, 65, 359, 1795, 4667, 23335, 71209, 356045, 925717, 4628585, 25564031, 127820155, 332332403, 1661662015]

約数ペア:

[(1, 1661662015), (5, 332332403), (13, 127820155), (65, 25564031), (359, 4628585), (1795, 925717), (4667, 356045), (23335, 71209)]