208889156

素因数分解:

$2^2\times 7^2\times {\mathrm{211}}^1\times {\mathrm{5051}}^1$

素因数の和:5280

約数の個数: 36

約数和(自身を含む): 427338576

約数和(自身を除く): 218449420

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 211, 422, 844, 1477, 2954, 5051, 5908, 10102, 10339, 20204, 20678, 35357, 41356, 70714, 141428, 247499, 494998, 989996, 1065761, 2131522, 4263044, 7460327, 14920654, 29841308, 52222289, 104444578, 208889156]

約数ペア:

[(1, 208889156), (2, 104444578), (4, 52222289), (7, 29841308), (14, 14920654), (28, 7460327), (49, 4263044), (98, 2131522), (196, 1065761), (211, 989996), (422, 494998), (844, 247499), (1477, 141428), (2954, 70714), (5051, 41356), (5908, 35357), (10102, 20678), (10339, 20204)]