1221005382

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{278387}}^1$

素因数の和:278452

約数の個数: 32

約数和(自身を含む): 2645799552

約数和(自身を除く): 1424794170

約数列:

[1, 2, 3, 6, 17, 34, 43, 51, 86, 102, 129, 258, 731, 1462, 2193, 4386, 278387, 556774, 835161, 1670322, 4732579, 9465158, 11970641, 14197737, 23941282, 28395474, 35911923, 71823846, 203500897, 407001794, 610502691, 1221005382]

約数ペア:

[(1, 1221005382), (2, 610502691), (3, 407001794), (6, 203500897), (17, 71823846), (34, 35911923), (43, 28395474), (51, 23941282), (86, 14197737), (102, 11970641), (129, 9465158), (258, 4732579), (731, 1670322), (1462, 835161), (2193, 556774), (4386, 278387)]