67918521

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{727}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 104832000

約数和(自身を除く): 36913479

約数列:

[1, 3, 11, 19, 33, 57, 149, 209, 447, 627, 727, 1639, 2181, 2831, 4917, 7997, 8493, 13813, 23991, 31141, 41439, 93423, 108323, 151943, 324969, 455829, 1191553, 2058137, 3574659, 6174411, 22639507, 67918521]

約数ペア:

[(1, 67918521), (3, 22639507), (11, 6174411), (19, 3574659), (33, 2058137), (57, 1191553), (149, 455829), (209, 324969), (447, 151943), (627, 108323), (727, 93423), (1639, 41439), (2181, 31141), (2831, 23991), (4917, 13813), (7997, 8493)]