221414908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{387089}}^1$

素因数の和:387117

約数の個数: 24

約数和(自身を含む): 455217840

約数和(自身を除く): 233802932

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 387089, 774178, 1548356, 4257979, 5032157, 8515958, 10064314, 17031916, 20128628, 55353727, 110707454, 221414908]

約数ペア:

[(1, 221414908), (2, 110707454), (4, 55353727), (11, 20128628), (13, 17031916), (22, 10064314), (26, 8515958), (44, 5032157), (52, 4257979), (143, 1548356), (286, 774178), (572, 387089)]