68659863

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 99897600

約数和(自身を除く): 31237737

約数列:

[1, 3, 19, 43, 57, 109, 129, 257, 327, 771, 817, 2071, 2451, 4687, 4883, 6213, 11051, 14061, 14649, 28013, 33153, 84039, 89053, 209969, 267159, 532247, 629907, 1204559, 1596741, 3613677, 22886621, 68659863]

約数ペア:

[(1, 68659863), (3, 22886621), (19, 3613677), (43, 1596741), (57, 1204559), (109, 629907), (129, 532247), (257, 267159), (327, 209969), (771, 89053), (817, 84039), (2071, 33153), (2451, 28013), (4687, 14649), (4883, 14061), (6213, 11051)]