87919784

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{1493}}^1$

素因数の和:1949

約数の個数: 32

約数和(自身を含む): 175066920

約数和(自身を除く): 87147136

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 433, 866, 1493, 1732, 2986, 3464, 5972, 7361, 11944, 14722, 25381, 29444, 50762, 58888, 101524, 203048, 646469, 1292938, 2585876, 5171752, 10989973, 21979946, 43959892, 87919784]

約数ペア:

[(1, 87919784), (2, 43959892), (4, 21979946), (8, 10989973), (17, 5171752), (34, 2585876), (68, 1292938), (136, 646469), (433, 203048), (866, 101524), (1493, 58888), (1732, 50762), (2986, 29444), (3464, 25381), (5972, 14722), (7361, 11944)]