348515391

素因数分解:

$3^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{20981}}^1$

素因数の和:21111

約数の個数: 24

約数和(自身を含む): 545364144

約数和(自身を除く): 196848753

約数列:

[1, 3, 7, 21, 49, 113, 147, 339, 791, 2373, 5537, 16611, 20981, 62943, 146867, 440601, 1028069, 2370853, 3084207, 7112559, 16595971, 49787913, 116171797, 348515391]

約数ペア:

[(1, 348515391), (3, 116171797), (7, 49787913), (21, 16595971), (49, 7112559), (113, 3084207), (147, 2370853), (339, 1028069), (791, 440601), (2373, 146867), (5537, 62943), (16611, 20981)]