81209228

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{23857}}^1$

素因数の和:23921

約数の個数: 24

約数和(自身を含む): 152309472

約数和(自身を除く): 71100244

約数列:

[1, 2, 4, 23, 37, 46, 74, 92, 148, 851, 1702, 3404, 23857, 47714, 95428, 548711, 882709, 1097422, 1765418, 2194844, 3530836, 20302307, 40604614, 81209228]

約数ペア:

[(1, 81209228), (2, 40604614), (4, 20302307), (23, 3530836), (37, 2194844), (46, 1765418), (74, 1097422), (92, 882709), (148, 548711), (851, 95428), (1702, 47714), (3404, 23857)]