1311339967

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{138869}}^1$

素因数の和:138966

約数の個数: 16

約数和(自身を含む): 1599782400

約数和(自身を除く): 288442433

約数列:

[1, 7, 19, 71, 133, 497, 1349, 9443, 138869, 972083, 2638511, 9859699, 18469577, 69017893, 187334281, 1311339967]

約数ペア:

[(1, 1311339967), (7, 187334281), (19, 69017893), (71, 18469577), (133, 9859699), (497, 2638511), (1349, 972083), (9443, 138869)]