8213709

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4951}}^1$

素因数の和:5040

約数の個数: 16

約数和(自身を含む): 12677120

約数和(自身を除く): 4463411

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 4951, 14853, 34657, 103971, 391129, 1173387, 2737903, 8213709]

約数ペア:

[(1, 8213709), (3, 2737903), (7, 1173387), (21, 391129), (79, 103971), (237, 34657), (553, 14853), (1659, 4951)]