1605955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{797}}^1$

素因数の和:846

約数の個数: 16

約数和(自身を含む): 2145024

約数和(自身を除く): 539069

約数列:

[1, 5, 13, 31, 65, 155, 403, 797, 2015, 3985, 10361, 24707, 51805, 123535, 321191, 1605955]

約数ペア:

[(1, 1605955), (5, 321191), (13, 123535), (31, 51805), (65, 24707), (155, 10361), (403, 3985), (797, 2015)]