1285504641

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{2505857}}^1$

素因数の和:2505885

約数の個数: 16

約数和(自身を含む): 2004686400

約数和(自身を除く): 719181759

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 2505857, 7517571, 22552713, 47611283, 67658139, 142833849, 428501547, 1285504641]

約数ペア:

[(1, 1285504641), (3, 428501547), (9, 142833849), (19, 67658139), (27, 47611283), (57, 22552713), (171, 7517571), (513, 2505857)]