661122

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1$

素因数の和:85

約数の個数: 80

約数和(自身を含む): 1881792

約数和(自身を除く): 1220670

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 53, 54, 63, 66, 77, 81, 99, 106, 126, 154, 159, 162, 189, 198, 231, 297, 318, 371, 378, 462, 477, 567, 583, 594, 693, 742, 891, 954, 1113, 1134, 1166, 1386, 1431, 1749, 1782, 2079, 2226, 2862, 3339, 3498, 4081, 4158, 4293, 5247, 6237, 6678, 8162, 8586, 10017, 10494, 12243, 12474, 15741, 20034, 24486, 30051, 31482, 36729, 47223, 60102, 73458, 94446, 110187, 220374, 330561, 661122]

約数ペア:

[(1, 661122), (2, 330561), (3, 220374), (6, 110187), (7, 94446), (9, 73458), (11, 60102), (14, 47223), (18, 36729), (21, 31482), (22, 30051), (27, 24486), (33, 20034), (42, 15741), (53, 12474), (54, 12243), (63, 10494), (66, 10017), (77, 8586), (81, 8162), (99, 6678), (106, 6237), (126, 5247), (154, 4293), (159, 4158), (162, 4081), (189, 3498), (198, 3339), (231, 2862), (297, 2226), (318, 2079), (371, 1782), (378, 1749), (462, 1431), (477, 1386), (567, 1166), (583, 1134), (594, 1113), (693, 954), (742, 891)]