2991667497

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{644617}}^1$

素因数の和:644657

約数の個数: 32

約数和(自身を含む): 5198199552

約数和(自身を除く): 2206532055

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 644617, 1933851, 4512319, 8380021, 10958489, 13536957, 25140063, 32875467, 58660147, 76709423, 142460357, 175980441, 230128269, 427381071, 997222499, 2991667497]

約数ペア:

[(1, 2991667497), (3, 997222499), (7, 427381071), (13, 230128269), (17, 175980441), (21, 142460357), (39, 76709423), (51, 58660147), (91, 32875467), (119, 25140063), (221, 13536957), (273, 10958489), (357, 8380021), (663, 4512319), (1547, 1933851), (4641, 644617)]