143421278

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1009}}^1$

素因数の和:1113

約数の個数: 64

約数和(自身を含む): 293207040

約数和(自身を除く): 149785762

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 71, 77, 91, 142, 143, 154, 182, 286, 497, 781, 923, 994, 1001, 1009, 1562, 1846, 2002, 2018, 5467, 6461, 7063, 10153, 10934, 11099, 12922, 13117, 14126, 20306, 22198, 26234, 71071, 71639, 77693, 91819, 142142, 143278, 144287, 155386, 183638, 288574, 501473, 788029, 931307, 1002946, 1010009, 1576058, 1862614, 2020018, 5516203, 6519149, 10244377, 11032406, 13038298, 20488754, 71710639, 143421278]

約数ペア:

[(1, 143421278), (2, 71710639), (7, 20488754), (11, 13038298), (13, 11032406), (14, 10244377), (22, 6519149), (26, 5516203), (71, 2020018), (77, 1862614), (91, 1576058), (142, 1010009), (143, 1002946), (154, 931307), (182, 788029), (286, 501473), (497, 288574), (781, 183638), (923, 155386), (994, 144287), (1001, 143278), (1009, 142142), (1562, 91819), (1846, 77693), (2002, 71639), (2018, 71071), (5467, 26234), (6461, 22198), (7063, 20306), (10153, 14126), (10934, 13117), (11099, 12922)]