215516249

素因数分解:

${\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{277}}^1\times {\mathrm{617}}^1$

素因数の和:1004

約数の個数: 16

約数和(自身を含む): 235715088

約数和(自身を除く): 20198839

約数列:

[1, 13, 97, 277, 617, 1261, 3601, 8021, 26869, 59849, 170909, 349297, 778037, 2221817, 16578173, 215516249]

約数ペア:

[(1, 215516249), (13, 16578173), (97, 2221817), (277, 778037), (617, 349297), (1261, 170909), (3601, 59849), (8021, 26869)]