168472017

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{56897}}^1$

素因数の和:56957

約数の個数: 24

約数和(自身を含む): 284034816

約数和(自身を除く): 115562799

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 56897, 170691, 398279, 512073, 1194837, 2674159, 3584511, 8022477, 18719113, 24067431, 56157339, 168472017]

約数ペア:

[(1, 168472017), (3, 56157339), (7, 24067431), (9, 18719113), (21, 8022477), (47, 3584511), (63, 2674159), (141, 1194837), (329, 512073), (423, 398279), (987, 170691), (2961, 56897)]