6721407

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 64

約数和(自身を含む): 12856320

約数和(自身を除く): 6134913

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 53, 61, 63, 77, 99, 159, 183, 189, 231, 297, 371, 427, 477, 549, 583, 671, 693, 1113, 1281, 1431, 1647, 1749, 2013, 2079, 3233, 3339, 3843, 4081, 4697, 5247, 6039, 9699, 10017, 11529, 12243, 14091, 15741, 18117, 22631, 29097, 35563, 36729, 42273, 67893, 87291, 106689, 110187, 126819, 203679, 248941, 320067, 611037, 746823, 960201, 2240469, 6721407]

約数ペア:

[(1, 6721407), (3, 2240469), (7, 960201), (9, 746823), (11, 611037), (21, 320067), (27, 248941), (33, 203679), (53, 126819), (61, 110187), (63, 106689), (77, 87291), (99, 67893), (159, 42273), (183, 36729), (189, 35563), (231, 29097), (297, 22631), (371, 18117), (427, 15741), (477, 14091), (549, 12243), (583, 11529), (671, 10017), (693, 9699), (1113, 6039), (1281, 5247), (1431, 4697), (1647, 4081), (1749, 3843), (2013, 3339), (2079, 3233)]