5281978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{911}}^1$

素因数の和:1149

約数の個数: 16

約数和(自身を含む): 8580096

約数和(自身を除く): 3298118

約数列:

[1, 2, 13, 26, 223, 446, 911, 1822, 2899, 5798, 11843, 23686, 203153, 406306, 2640989, 5281978]

約数ペア:

[(1, 5281978), (2, 2640989), (13, 406306), (26, 203153), (223, 23686), (446, 11843), (911, 5798), (1822, 2899)]