2781269415

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{433}}^1\times {\mathrm{3037}}^1$

素因数の和:3528

約数の個数: 48

約数和(自身を含む): 4936434048

約数和(自身を除く): 2155164633

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 433, 705, 1299, 2115, 2165, 3037, 3897, 6495, 9111, 15185, 19485, 20351, 27333, 45555, 61053, 101755, 136665, 142739, 183159, 305265, 428217, 713695, 915795, 1284651, 1315021, 2141085, 3945063, 6423255, 6575105, 11835189, 19725315, 59175945, 61805987, 185417961, 309029935, 556253883, 927089805, 2781269415]

約数ペア:

[(1, 2781269415), (3, 927089805), (5, 556253883), (9, 309029935), (15, 185417961), (45, 61805987), (47, 59175945), (141, 19725315), (235, 11835189), (423, 6575105), (433, 6423255), (705, 3945063), (1299, 2141085), (2115, 1315021), (2165, 1284651), (3037, 915795), (3897, 713695), (6495, 428217), (9111, 305265), (15185, 183159), (19485, 142739), (20351, 136665), (27333, 101755), (45555, 61053)]