12989361

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 22818240

約数和(自身を除く): 9828879

約数列:

[1, 3, 7, 11, 21, 29, 33, 49, 77, 87, 147, 203, 231, 277, 319, 539, 609, 831, 957, 1421, 1617, 1939, 2233, 3047, 4263, 5817, 6699, 8033, 9141, 13573, 15631, 21329, 24099, 40719, 46893, 56231, 63987, 88363, 149303, 168693, 265089, 393617, 447909, 618541, 1180851, 1855623, 4329787, 12989361]

約数ペア:

[(1, 12989361), (3, 4329787), (7, 1855623), (11, 1180851), (21, 618541), (29, 447909), (33, 393617), (49, 265089), (77, 168693), (87, 149303), (147, 88363), (203, 63987), (231, 56231), (277, 46893), (319, 40719), (539, 24099), (609, 21329), (831, 15631), (957, 13573), (1421, 9141), (1617, 8033), (1939, 6699), (2233, 5817), (3047, 4263)]