289740417

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1\times {\mathrm{4001}}^1$

素因数の和:4344

約数の個数: 16

約数和(自身を含む): 391875840

約数和(自身を除く): 102135423

約数列:

[1, 3, 101, 239, 303, 717, 4001, 12003, 24139, 72417, 404101, 956239, 1212303, 2868717, 96580139, 289740417]

約数ペア:

[(1, 289740417), (3, 96580139), (101, 2868717), (239, 1212303), (303, 956239), (717, 404101), (4001, 72417), (12003, 24139)]