2019668721

素因数分解:

$3^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1277}}^1$

素因数の和:1383

約数の個数: 64

約数和(自身を含む): 3312576000

約数和(自身を除く): 1292907279

約数列:

[1, 3, 7, 21, 29, 49, 53, 87, 147, 159, 203, 343, 371, 609, 1029, 1113, 1277, 1421, 1537, 2597, 3831, 4263, 4611, 7791, 8939, 9947, 10759, 18179, 26817, 29841, 32277, 37033, 54537, 62573, 67681, 75313, 111099, 187719, 203043, 225939, 259231, 438011, 473767, 527191, 777693, 1314033, 1421301, 1581573, 1814617, 1962749, 3316369, 5443851, 5888247, 9949107, 12702319, 13739243, 23214583, 38106957, 41217729, 69643749, 96174701, 288524103, 673222907, 2019668721]

約数ペア:

[(1, 2019668721), (3, 673222907), (7, 288524103), (21, 96174701), (29, 69643749), (49, 41217729), (53, 38106957), (87, 23214583), (147, 13739243), (159, 12702319), (203, 9949107), (343, 5888247), (371, 5443851), (609, 3316369), (1029, 1962749), (1113, 1814617), (1277, 1581573), (1421, 1421301), (1537, 1314033), (2597, 777693), (3831, 527191), (4263, 473767), (4611, 438011), (7791, 259231), (8939, 225939), (9947, 203043), (10759, 187719), (18179, 111099), (26817, 75313), (29841, 67681), (32277, 62573), (37033, 54537)]