427997988

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{1080803}}^1$

素因数の和:1080824

約数の個数: 36

約数和(自身を含む): 1180237968

約数和(自身を除く): 752239980

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 1080803, 2161606, 3242409, 4323212, 6484818, 9727227, 11888833, 12969636, 19454454, 23777666, 35666499, 38908908, 47555332, 71332998, 106999497, 142665996, 213998994, 427997988]

約数ペア:

[(1, 427997988), (2, 213998994), (3, 142665996), (4, 106999497), (6, 71332998), (9, 47555332), (11, 38908908), (12, 35666499), (18, 23777666), (22, 19454454), (33, 12969636), (36, 11888833), (44, 9727227), (66, 6484818), (99, 4323212), (132, 3242409), (198, 2161606), (396, 1080803)]