1337128533

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{691}}^1$

素因数の和:899

約数の個数: 64

約数和(自身を含む): 2208864000

約数和(自身を除く): 871735467

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 149, 333, 351, 447, 481, 691, 999, 1341, 1443, 1937, 2073, 4023, 4329, 5513, 5811, 6219, 8983, 12987, 16539, 17433, 18657, 25567, 26949, 49617, 52299, 71669, 76701, 80847, 102959, 148851, 215007, 230103, 242541, 308877, 332371, 645021, 690309, 926631, 997113, 1338467, 1935063, 2779893, 2991339, 3809483, 4015401, 8974017, 11428449, 12046203, 34285347, 36138609, 49523279, 102856041, 148569837, 445709511, 1337128533]

約数ペア:

[(1, 1337128533), (3, 445709511), (9, 148569837), (13, 102856041), (27, 49523279), (37, 36138609), (39, 34285347), (111, 12046203), (117, 11428449), (149, 8974017), (333, 4015401), (351, 3809483), (447, 2991339), (481, 2779893), (691, 1935063), (999, 1338467), (1341, 997113), (1443, 926631), (1937, 690309), (2073, 645021), (4023, 332371), (4329, 308877), (5513, 242541), (5811, 230103), (6219, 215007), (8983, 148851), (12987, 102959), (16539, 80847), (17433, 76701), (18657, 71669), (25567, 52299), (26949, 49617)]