2620431

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:213

約数の個数: 40

約数和(自身を含む): 4547664

約数和(自身を除く): 1927233

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 153, 173, 187, 297, 459, 519, 561, 891, 1377, 1557, 1683, 1903, 2941, 4671, 5049, 5709, 8823, 14013, 15147, 17127, 26469, 32351, 51381, 79407, 97053, 154143, 238221, 291159, 873477, 2620431]

約数ペア:

[(1, 2620431), (3, 873477), (9, 291159), (11, 238221), (17, 154143), (27, 97053), (33, 79407), (51, 51381), (81, 32351), (99, 26469), (153, 17127), (173, 15147), (187, 14013), (297, 8823), (459, 5709), (519, 5049), (561, 4671), (891, 2941), (1377, 1903), (1557, 1683)]