78672765

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1399}}^1$

素因数の和:1593

約数の個数: 32

約数和(自身を含む): 132249600

約数和(自身を除く): 53576835

約数列:

[1, 3, 5, 15, 23, 69, 115, 163, 345, 489, 815, 1399, 2445, 3749, 4197, 6995, 11247, 18745, 20985, 32177, 56235, 96531, 160885, 228037, 482655, 684111, 1140185, 3420555, 5244851, 15734553, 26224255, 78672765]

約数ペア:

[(1, 78672765), (3, 26224255), (5, 15734553), (15, 5244851), (23, 3420555), (69, 1140185), (115, 684111), (163, 482655), (345, 228037), (489, 160885), (815, 96531), (1399, 56235), (2445, 32177), (3749, 20985), (4197, 18745), (6995, 11247)]