686336733

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{55381}}^1$

素因数の和:55416

約数の個数: 28

約数和(自身を含む): 1089585468

約数和(自身を除く): 403248735

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 729, 1377, 4131, 12393, 55381, 166143, 498429, 941477, 1495287, 2824431, 4485861, 8473293, 13457583, 25419879, 40372749, 76259637, 228778911, 686336733]

約数ペア:

[(1, 686336733), (3, 228778911), (9, 76259637), (17, 40372749), (27, 25419879), (51, 13457583), (81, 8473293), (153, 4485861), (243, 2824431), (459, 1495287), (729, 941477), (1377, 498429), (4131, 166143), (12393, 55381)]