87839703

素因数分解:

$3^2\times 7^2\times {\mathrm{409}}^1\times {\mathrm{487}}^1$

素因数の和:916

約数の個数: 36

約数和(自身を含む): 148259280

約数和(自身を除く): 60419577

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 409, 441, 487, 1227, 1461, 2863, 3409, 3681, 4383, 8589, 10227, 20041, 23863, 25767, 30681, 60123, 71589, 180369, 199183, 214767, 597549, 1394281, 1792647, 4182843, 9759967, 12548529, 29279901, 87839703]

約数ペア:

[(1, 87839703), (3, 29279901), (7, 12548529), (9, 9759967), (21, 4182843), (49, 1792647), (63, 1394281), (147, 597549), (409, 214767), (441, 199183), (487, 180369), (1227, 71589), (1461, 60123), (2863, 30681), (3409, 25767), (3681, 23863), (4383, 20041), (8589, 10227)]