268450005

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1\times {\mathrm{647}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 435456000

約数和(自身を除く): 167005995

約数列:

[1, 3, 5, 15, 139, 199, 417, 597, 647, 695, 995, 1941, 2085, 2985, 3235, 9705, 27661, 82983, 89933, 128753, 138305, 269799, 386259, 414915, 449665, 643765, 1348995, 1931295, 17896667, 53690001, 89483335, 268450005]

約数ペア:

[(1, 268450005), (3, 89483335), (5, 53690001), (15, 17896667), (139, 1931295), (199, 1348995), (417, 643765), (597, 449665), (647, 414915), (695, 386259), (995, 269799), (1941, 138305), (2085, 128753), (2985, 89933), (3235, 82983), (9705, 27661)]