17019981

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{15629}}^1$

素因数の和:15657

約数の個数: 18

約数和(自身を含む): 27024270

約数和(自身を除く): 10004289

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 15629, 46887, 140661, 171919, 515757, 1547271, 1891109, 5673327, 17019981]

約数ペア:

[(1, 17019981), (3, 5673327), (9, 1891109), (11, 1547271), (33, 515757), (99, 171919), (121, 140661), (363, 46887), (1089, 15629)]