84872067

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 139645440

約数和(自身を除く): 54773373

約数列:

[1, 3, 7, 21, 29, 43, 49, 87, 129, 147, 203, 301, 463, 609, 903, 1247, 1389, 1421, 2107, 3241, 3741, 4263, 6321, 8729, 9723, 13427, 19909, 22687, 26187, 40281, 59727, 61103, 68061, 93989, 139363, 183309, 281967, 418089, 577361, 657923, 975541, 1732083, 1973769, 2926623, 4041527, 12124581, 28290689, 84872067]

約数ペア:

[(1, 84872067), (3, 28290689), (7, 12124581), (21, 4041527), (29, 2926623), (43, 1973769), (49, 1732083), (87, 975541), (129, 657923), (147, 577361), (203, 418089), (301, 281967), (463, 183309), (609, 139363), (903, 93989), (1247, 68061), (1389, 61103), (1421, 59727), (2107, 40281), (3241, 26187), (3741, 22687), (4263, 19909), (6321, 13427), (8729, 9723)]