208020228

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{78439}}^1$

素因数の和:78476

約数の個数: 48

約数和(自身を含む): 553472640

約数和(自身を除く): 345452412

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 78439, 156878, 235317, 313756, 470634, 941268, 1019707, 1333463, 2039414, 2666926, 3059121, 4000389, 4078828, 5333852, 6118242, 8000778, 12236484, 16001556, 17335019, 34670038, 52005057, 69340076, 104010114, 208020228]

約数ペア:

[(1, 208020228), (2, 104010114), (3, 69340076), (4, 52005057), (6, 34670038), (12, 17335019), (13, 16001556), (17, 12236484), (26, 8000778), (34, 6118242), (39, 5333852), (51, 4078828), (52, 4000389), (68, 3059121), (78, 2666926), (102, 2039414), (156, 1333463), (204, 1019707), (221, 941268), (442, 470634), (663, 313756), (884, 235317), (1326, 156878), (2652, 78439)]