215923749

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 322541568

約数和(自身を除く): 106617819

約数列:

[1, 3, 17, 37, 51, 53, 111, 127, 159, 289, 381, 629, 867, 901, 1887, 1961, 2159, 2703, 4699, 5883, 6477, 6731, 10693, 14097, 15317, 20193, 32079, 33337, 36703, 45951, 79883, 100011, 110109, 114427, 239649, 249047, 343281, 566729, 747141, 1358011, 1700187, 1945259, 4074033, 4233799, 5835777, 12701397, 71974583, 215923749]

約数ペア:

[(1, 215923749), (3, 71974583), (17, 12701397), (37, 5835777), (51, 4233799), (53, 4074033), (111, 1945259), (127, 1700187), (159, 1358011), (289, 747141), (381, 566729), (629, 343281), (867, 249047), (901, 239649), (1887, 114427), (1961, 110109), (2159, 100011), (2703, 79883), (4699, 45951), (5883, 36703), (6477, 33337), (6731, 32079), (10693, 20193), (14097, 15317)]