209399008

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71909}}^1$

素因数の和:71939

約数の個数: 48

約数和(自身を含む): 507396960

約数和(自身を除く): 297997952

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 71909, 143818, 287636, 503363, 575272, 934817, 1006726, 1150544, 1869634, 2013452, 2301088, 3739268, 4026904, 6543719, 7478536, 8053808, 13087438, 14957072, 16107616, 26174876, 29914144, 52349752, 104699504, 209399008]

約数ペア:

[(1, 209399008), (2, 104699504), (4, 52349752), (7, 29914144), (8, 26174876), (13, 16107616), (14, 14957072), (16, 13087438), (26, 8053808), (28, 7478536), (32, 6543719), (52, 4026904), (56, 3739268), (91, 2301088), (104, 2013452), (112, 1869634), (182, 1150544), (208, 1006726), (224, 934817), (364, 575272), (416, 503363), (728, 287636), (1456, 143818), (2912, 71909)]