87919971

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 128563200

約数和(自身を除く): 40643229

約数列:

[1, 3, 17, 51, 59, 61, 177, 183, 479, 1003, 1037, 1437, 3009, 3111, 3599, 8143, 10797, 24429, 28261, 29219, 61183, 84783, 87657, 183549, 480437, 496723, 1441311, 1490169, 1723921, 5171763, 29306657, 87919971]

約数ペア:

[(1, 87919971), (3, 29306657), (17, 5171763), (51, 1723921), (59, 1490169), (61, 1441311), (177, 496723), (183, 480437), (479, 183549), (1003, 87657), (1037, 84783), (1437, 61183), (3009, 29219), (3111, 28261), (3599, 24429), (8143, 10797)]