121888879

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1\times {\mathrm{887}}^1$

素因数の和:1254

約数の個数: 16

約数和(自身を含む): 142023168

約数和(自身を除く): 20134289

約数列:

[1, 7, 67, 293, 469, 887, 2051, 6209, 19631, 59429, 137417, 259891, 416003, 1819237, 17412697, 121888879]

約数ペア:

[(1, 121888879), (7, 17412697), (67, 1819237), (293, 416003), (469, 259891), (887, 137417), (2051, 59429), (6209, 19631)]