31431470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{433}}^1$

素因数の和:525

約数の個数: 64

約数和(自身を含む): 69745536

約数和(自身を除く): 38314066

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 61, 70, 85, 119, 122, 170, 238, 305, 427, 433, 595, 610, 854, 866, 1037, 1190, 2074, 2135, 2165, 3031, 4270, 4330, 5185, 6062, 7259, 7361, 10370, 14518, 14722, 15155, 26413, 30310, 36295, 36805, 51527, 52826, 72590, 73610, 103054, 132065, 184891, 257635, 264130, 369782, 449021, 515270, 898042, 924455, 1848910, 2245105, 3143147, 4490210, 6286294, 15715735, 31431470]

約数ペア:

[(1, 31431470), (2, 15715735), (5, 6286294), (7, 4490210), (10, 3143147), (14, 2245105), (17, 1848910), (34, 924455), (35, 898042), (61, 515270), (70, 449021), (85, 369782), (119, 264130), (122, 257635), (170, 184891), (238, 132065), (305, 103054), (427, 73610), (433, 72590), (595, 52826), (610, 51527), (854, 36805), (866, 36295), (1037, 30310), (1190, 26413), (2074, 15155), (2135, 14722), (2165, 14518), (3031, 10370), (4270, 7361), (4330, 7259), (5185, 6062)]