129426913

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 168480000

約数和(自身を除く): 39053087

約数列:

[1, 7, 11, 29, 77, 149, 203, 319, 389, 1043, 1639, 2233, 2723, 4279, 4321, 11281, 11473, 29953, 30247, 47531, 57961, 78967, 124091, 332717, 405727, 637571, 868637, 1680869, 4462997, 11766083, 18489559, 129426913]

約数ペア:

[(1, 129426913), (7, 18489559), (11, 11766083), (29, 4462997), (77, 1680869), (149, 868637), (203, 637571), (319, 405727), (389, 332717), (1043, 124091), (1639, 78967), (2233, 57961), (2723, 47531), (4279, 30247), (4321, 29953), (11281, 11473)]