77889021

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{27073}}^1$

素因数の和:27220

約数の個数: 16

約数和(自身を含む): 119558784

約数和(自身を除く): 41669763

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 27073, 81219, 189511, 568533, 3709001, 11127003, 25963007, 77889021]

約数ペア:

[(1, 77889021), (3, 25963007), (7, 11127003), (21, 3709001), (137, 568533), (411, 189511), (959, 81219), (2877, 27073)]