1620333

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1259}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 2751840

約数和(自身を除く): 1131507

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1259, 1287, 3777, 11331, 13849, 16367, 41547, 49101, 124641, 147303, 180037, 540111, 1620333]

約数ペア:

[(1, 1620333), (3, 540111), (9, 180037), (11, 147303), (13, 124641), (33, 49101), (39, 41547), (99, 16367), (117, 13849), (143, 11331), (429, 3777), (1259, 1287)]