1285286877

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{3119}}^1$

素因数の和:3374

約数の個数: 48

約数和(自身を含む): 2201272320

約数和(自身を除く): 915985443

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 211, 217, 279, 633, 651, 1477, 1899, 1953, 3119, 4431, 6541, 9357, 13293, 19623, 21833, 28071, 45787, 58869, 65499, 96689, 137361, 196497, 290067, 412083, 658109, 676823, 870201, 1974327, 2030469, 4606763, 5922981, 6091407, 13820289, 20401379, 41460867, 61204137, 142809653, 183612411, 428428959, 1285286877]

約数ペア:

[(1, 1285286877), (3, 428428959), (7, 183612411), (9, 142809653), (21, 61204137), (31, 41460867), (63, 20401379), (93, 13820289), (211, 6091407), (217, 5922981), (279, 4606763), (633, 2030469), (651, 1974327), (1477, 870201), (1899, 676823), (1953, 658109), (3119, 412083), (4431, 290067), (6541, 196497), (9357, 137361), (13293, 96689), (19623, 65499), (21833, 58869), (28071, 45787)]