16980969

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{571}}^1$

素因数の和:1028

約数の個数: 16

約数和(自身を含む): 23721984

約数和(自身を除く): 6741015

約数列:

[1, 3, 23, 69, 431, 571, 1293, 1713, 9913, 13133, 29739, 39399, 246101, 738303, 5660323, 16980969]

約数ペア:

[(1, 16980969), (3, 5660323), (23, 738303), (69, 246101), (431, 39399), (571, 29739), (1293, 13133), (1713, 9913)]