201998199

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{2399}}^1$

素因数の和:2559

約数の個数: 32

約数和(自身を含む): 309657600

約数和(自身を除く): 107659401

約数列:

[1, 3, 13, 17, 39, 51, 127, 221, 381, 663, 1651, 2159, 2399, 4953, 6477, 7197, 28067, 31187, 40783, 84201, 93561, 122349, 304673, 530179, 914019, 1590537, 3960749, 5179441, 11882247, 15538323, 67332733, 201998199]

約数ペア:

[(1, 201998199), (3, 67332733), (13, 15538323), (17, 11882247), (39, 5179441), (51, 3960749), (127, 1590537), (221, 914019), (381, 530179), (663, 304673), (1651, 122349), (2159, 93561), (2399, 84201), (4953, 40783), (6477, 31187), (7197, 28067)]