291212432642

素因数分解:

$2^1\times {\mathrm{257}}^1\times {\mathrm{13903}}^1\times {\mathrm{40751}}^1$

素因数の和:54913

約数の個数: 16

約数和(自身を含む): 438560635392

約数和(自身を除く): 147348202750

約数列:

[1, 2, 257, 514, 13903, 27806, 40751, 81502, 3573071, 7146142, 10473007, 20946014, 566561153, 1133122306, 145606216321, 291212432642]

約数ペア:

[(1, 291212432642), (2, 145606216321), (257, 1133122306), (514, 566561153), (13903, 20946014), (27806, 10473007), (40751, 7146142), (81502, 3573071)]