128298976

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{308411}}^1$

素因数の和:308434

約数の個数: 24

約数和(自身を含む): 272019384

約数和(自身を除く): 143720408

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 308411, 616822, 1233644, 2467288, 4009343, 4934576, 8018686, 9869152, 16037372, 32074744, 64149488, 128298976]

約数ペア:

[(1, 128298976), (2, 64149488), (4, 32074744), (8, 16037372), (13, 9869152), (16, 8018686), (26, 4934576), (32, 4009343), (52, 2467288), (104, 1233644), (208, 616822), (416, 308411)]