120393

素因数分解:

$3^3\times 7^3\times {\mathrm{13}}^1$

素因数の和:43

約数の個数: 32

約数和(自身を含む): 224000

約数和(自身を除く): 103607

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 189, 273, 343, 351, 441, 637, 819, 1029, 1323, 1911, 2457, 3087, 4459, 5733, 9261, 13377, 17199, 40131, 120393]

約数ペア:

[(1, 120393), (3, 40131), (7, 17199), (9, 13377), (13, 9261), (21, 5733), (27, 4459), (39, 3087), (49, 2457), (63, 1911), (91, 1323), (117, 1029), (147, 819), (189, 637), (273, 441), (343, 351)]