16403121

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1471}}^1$

素因数の和:1546

約数の個数: 32

約数和(自身を含む): 28262400

約数和(自身を除く): 11859279

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 177, 189, 413, 531, 1239, 1471, 1593, 3717, 4413, 10297, 11151, 13239, 30891, 39717, 86789, 92673, 260367, 278019, 607523, 781101, 1822569, 2343303, 5467707, 16403121]

約数ペア:

[(1, 16403121), (3, 5467707), (7, 2343303), (9, 1822569), (21, 781101), (27, 607523), (59, 278019), (63, 260367), (177, 92673), (189, 86789), (413, 39717), (531, 30891), (1239, 13239), (1471, 11151), (1593, 10297), (3717, 4413)]