1238702991

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{187597}}^1$

素因数の和:187702

約数の個数: 16

約数和(自身を含む): 1728903168

約数和(自身を除く): 490200177

約数列:

[1, 3, 31, 71, 93, 213, 2201, 6603, 187597, 562791, 5815507, 13319387, 17446521, 39958161, 412900997, 1238702991]

約数ペア:

[(1, 1238702991), (3, 412900997), (31, 39958161), (71, 17446521), (93, 13319387), (213, 5815507), (2201, 562791), (6603, 187597)]