664201733

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1\times {\mathrm{1999}}^1$

素因数の和:2492

約数の個数: 16

約数和(自身を含む): 729120000

約数和(自身を除く): 64918267

約数列:

[1, 13, 61, 419, 793, 1999, 5447, 25559, 25987, 121939, 332267, 837581, 1585207, 10888553, 51092441, 664201733]

約数ペア:

[(1, 664201733), (13, 51092441), (61, 10888553), (419, 1585207), (793, 837581), (1999, 332267), (5447, 121939), (25559, 25987)]