4418680973

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1\times {\mathrm{349}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 5208000000

約数和(自身を除く): 789319027

約数列:

[1, 7, 61, 149, 199, 349, 427, 1043, 1393, 2443, 9089, 12139, 21289, 29651, 52001, 63623, 69451, 84973, 149023, 207557, 364007, 486157, 1808711, 3172061, 4236511, 10348199, 12660977, 22204427, 29655577, 72437393, 631240139, 4418680973]

約数ペア:

[(1, 4418680973), (7, 631240139), (61, 72437393), (149, 29655577), (199, 22204427), (349, 12660977), (427, 10348199), (1043, 4236511), (1393, 3172061), (2443, 1808711), (9089, 486157), (12139, 364007), (21289, 207557), (29651, 149023), (52001, 84973), (63623, 69451)]