219699513

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{17203}}^1$

素因数の和:17266

約数の個数: 32

約数和(自身を含む): 363348480

約数和(自身を除く): 143648967

約数列:

[1, 3, 9, 11, 27, 33, 43, 99, 129, 297, 387, 473, 1161, 1419, 4257, 12771, 17203, 51609, 154827, 189233, 464481, 567699, 739729, 1703097, 2219187, 5109291, 6657561, 8137019, 19972683, 24411057, 73233171, 219699513]

約数ペア:

[(1, 219699513), (3, 73233171), (9, 24411057), (11, 19972683), (27, 8137019), (33, 6657561), (43, 5109291), (99, 2219187), (129, 1703097), (297, 739729), (387, 567699), (473, 464481), (1161, 189233), (1419, 154827), (4257, 51609), (12771, 17203)]