17766729

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{587}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 28224000

約数和(自身を除く): 10457271

約数列:

[1, 3, 9, 19, 27, 57, 59, 171, 177, 513, 531, 587, 1121, 1593, 1761, 3363, 5283, 10089, 11153, 15849, 30267, 33459, 34633, 100377, 103899, 301131, 311697, 658027, 935091, 1974081, 5922243, 17766729]

約数ペア:

[(1, 17766729), (3, 5922243), (9, 1974081), (19, 935091), (27, 658027), (57, 311697), (59, 301131), (171, 103899), (177, 100377), (513, 34633), (531, 33459), (587, 30267), (1121, 15849), (1593, 11153), (1761, 10089), (3363, 5283)]