90890919

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 154732032

約数和(自身を除く): 63841113

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 163, 167, 371, 477, 489, 501, 1113, 1141, 1169, 1467, 1503, 3339, 3423, 3507, 8639, 8851, 10269, 10521, 25917, 26553, 27221, 60473, 61957, 77751, 79659, 81663, 181419, 185871, 190547, 244989, 544257, 557613, 571641, 1442713, 1714923, 4328139, 10098991, 12984417, 30296973, 90890919]

約数ペア:

[(1, 90890919), (3, 30296973), (7, 12984417), (9, 10098991), (21, 4328139), (53, 1714923), (63, 1442713), (159, 571641), (163, 557613), (167, 544257), (371, 244989), (477, 190547), (489, 185871), (501, 181419), (1113, 81663), (1141, 79659), (1169, 77751), (1467, 61957), (1503, 60473), (3339, 27221), (3423, 26553), (3507, 25917), (8639, 10521), (8851, 10269)]