13015539

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{20959}}^1$

素因数の和:20991

約数の個数: 16

約数和(自身を含む): 20121600

約数和(自身を除く): 7106061

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 20959, 62877, 188631, 482057, 565893, 1446171, 4338513, 13015539]

約数ペア:

[(1, 13015539), (3, 4338513), (9, 1446171), (23, 565893), (27, 482057), (69, 188631), (207, 62877), (621, 20959)]