1640247057

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{3573523}}^1$

素因数の和:3573549

約数の個数: 16

約数和(自身を含む): 2572937280

約数和(自身を除く): 932690223

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 3573523, 10720569, 32161707, 60749891, 96485121, 182249673, 546749019, 1640247057]

約数ペア:

[(1, 1640247057), (3, 546749019), (9, 182249673), (17, 96485121), (27, 60749891), (51, 32161707), (153, 10720569), (459, 3573523)]