219029564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{247771}}^1$

素因数の和:247805

約数の個数: 24

約数和(自身を含む): 437069808

約数和(自身を除く): 218040244

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 247771, 495542, 991084, 3221023, 4212107, 6442046, 8424214, 12884092, 16848428, 54757391, 109514782, 219029564]

約数ペア:

[(1, 219029564), (2, 109514782), (4, 54757391), (13, 16848428), (17, 12884092), (26, 8424214), (34, 6442046), (52, 4212107), (68, 3221023), (221, 991084), (442, 495542), (884, 247771)]