222727921

素因数分解:

${\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{919}}^1$

素因数の和:1216

約数の個数: 16

約数和(自身を含む): 243792640

約数和(自身を除く): 21064719

約数列:

[1, 13, 103, 181, 919, 1339, 2353, 11947, 18643, 94657, 166339, 242359, 1230541, 2162407, 17132917, 222727921]

約数ペア:

[(1, 222727921), (13, 17132917), (103, 2162407), (181, 1230541), (919, 242359), (1339, 166339), (2353, 94657), (11947, 18643)]