259314139

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{457}}^1\times {\mathrm{787}}^1$

素因数の和:1354

約数の個数: 16

約数和(自身を含む): 300272128

約数和(自身を除く): 40957989

約数列:

[1, 7, 103, 457, 721, 787, 3199, 5509, 47071, 81061, 329497, 359659, 567427, 2517613, 37044877, 259314139]

約数ペア:

[(1, 259314139), (7, 37044877), (103, 2517613), (457, 567427), (721, 359659), (787, 329497), (3199, 81061), (5509, 47071)]