27855729

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 47174400

約数和(自身を除く): 19318671

約数列:

[1, 3, 9, 11, 19, 33, 57, 59, 99, 171, 177, 209, 251, 531, 627, 649, 753, 1121, 1881, 1947, 2259, 2761, 3363, 4769, 5841, 8283, 10089, 12331, 14307, 14809, 24849, 36993, 42921, 44427, 52459, 110979, 133281, 157377, 162899, 281371, 472131, 488697, 844113, 1466091, 2532339, 3095081, 9285243, 27855729]

約数ペア:

[(1, 27855729), (3, 9285243), (9, 3095081), (11, 2532339), (19, 1466091), (33, 844113), (57, 488697), (59, 472131), (99, 281371), (171, 162899), (177, 157377), (209, 133281), (251, 110979), (531, 52459), (627, 44427), (649, 42921), (753, 36993), (1121, 24849), (1881, 14809), (1947, 14307), (2259, 12331), (2761, 10089), (3363, 8283), (4769, 5841)]