168608847

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{647}}^1$

素因数の和:863

約数の個数: 32

約数和(自身を含む): 251942400

約数和(自身を除く): 83333553

約数列:

[1, 3, 11, 33, 53, 149, 159, 447, 583, 647, 1639, 1749, 1941, 4917, 7117, 7897, 21351, 23691, 34291, 86867, 96403, 102873, 260601, 289209, 377201, 1060433, 1131603, 3181299, 5109359, 15328077, 56202949, 168608847]

約数ペア:

[(1, 168608847), (3, 56202949), (11, 15328077), (33, 5109359), (53, 3181299), (149, 1131603), (159, 1060433), (447, 377201), (583, 289209), (647, 260601), (1639, 102873), (1749, 96403), (1941, 86867), (4917, 34291), (7117, 23691), (7897, 21351)]