219403778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{76129}}^1$

素因数の和:76273

約数の個数: 16

約数和(自身を含む): 361769760

約数和(自身を除く): 142365982

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 76129, 152258, 837419, 1674838, 9972899, 19945798, 109701889, 219403778]

約数ペア:

[(1, 219403778), (2, 109701889), (11, 19945798), (22, 9972899), (131, 1674838), (262, 837419), (1441, 152258), (2882, 76129)]