248049693

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{641}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 395266560

約数和(自身を除く): 147216867

約数列:

[1, 3, 9, 19, 31, 57, 73, 93, 171, 219, 279, 589, 641, 657, 1387, 1767, 1923, 2263, 4161, 5301, 5769, 6789, 12179, 12483, 19871, 20367, 36537, 42997, 46793, 59613, 109611, 128991, 140379, 178839, 377549, 386973, 421137, 889067, 1132647, 1450583, 2667201, 3397941, 4351749, 8001603, 13055247, 27561077, 82683231, 248049693]

約数ペア:

[(1, 248049693), (3, 82683231), (9, 27561077), (19, 13055247), (31, 8001603), (57, 4351749), (73, 3397941), (93, 2667201), (171, 1450583), (219, 1132647), (279, 889067), (589, 421137), (641, 386973), (657, 377549), (1387, 178839), (1767, 140379), (1923, 128991), (2263, 109611), (4161, 59613), (5301, 46793), (5769, 42997), (6789, 36537), (12179, 20367), (12483, 19871)]