68639613

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{142111}}^1$

素因数の和:142144

約数の個数: 16

約数和(自身を含む): 109142016

約数和(自身を除く): 40502403

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 142111, 426333, 994777, 2984331, 3268553, 9805659, 22879871, 68639613]

約数ペア:

[(1, 68639613), (3, 22879871), (7, 9805659), (21, 3268553), (23, 2984331), (69, 994777), (161, 426333), (483, 142111)]