13396509

素因数分解:

$3^4\times 7^1\times {\mathrm{23627}}^1$

素因数の和:23646

約数の個数: 20

約数和(自身を含む): 22871904

約数和(自身を除く): 9475395

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 23627, 70881, 165389, 212643, 496167, 637929, 1488501, 1913787, 4465503, 13396509]

約数ペア:

[(1, 13396509), (3, 4465503), (7, 1913787), (9, 1488501), (21, 637929), (27, 496167), (63, 212643), (81, 165389), (189, 70881), (567, 23627)]