1566397521

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1487557}}^1$

素因数の和:1487582

約数の個数: 20

約数和(自身を含む): 2519923252

約数和(自身を除く): 953525731

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1487557, 4462671, 13388013, 19338241, 40164039, 58014723, 120492117, 174044169, 522132507, 1566397521]

約数ペア:

[(1, 1566397521), (3, 522132507), (9, 174044169), (13, 120492117), (27, 58014723), (39, 40164039), (81, 19338241), (117, 13388013), (351, 4462671), (1053, 1487557)]