2545878398

素因数分解:

$2^1\times 7^3\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 4546713600

約数和(自身を除く): 2000835202

約数列:

[1, 2, 7, 14, 49, 98, 103, 137, 206, 263, 274, 343, 526, 686, 721, 959, 1442, 1841, 1918, 3682, 5047, 6713, 10094, 12887, 13426, 14111, 25774, 27089, 28222, 35329, 36031, 46991, 54178, 70658, 72062, 90209, 93982, 98777, 180418, 189623, 197554, 252217, 379246, 504434, 691439, 1327361, 1382878, 1765519, 2654722, 3531038, 3711193, 4840073, 7422386, 9291527, 9680146, 12358633, 18583054, 24717266, 25978351, 51956702, 181848457, 363696914, 1272939199, 2545878398]

約数ペア:

[(1, 2545878398), (2, 1272939199), (7, 363696914), (14, 181848457), (49, 51956702), (98, 25978351), (103, 24717266), (137, 18583054), (206, 12358633), (263, 9680146), (274, 9291527), (343, 7422386), (526, 4840073), (686, 3711193), (721, 3531038), (959, 2654722), (1442, 1765519), (1841, 1382878), (1918, 1327361), (3682, 691439), (5047, 504434), (6713, 379246), (10094, 252217), (12887, 197554), (13426, 189623), (14111, 180418), (25774, 98777), (27089, 93982), (28222, 90209), (35329, 72062), (36031, 70658), (46991, 54178)]