81806085

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{12893}}^1$

素因数の和:12954

約数の個数: 32

約数和(自身を含む): 148538880

約数和(自身を除く): 66732795

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 2115, 6345, 12893, 38679, 64465, 116037, 193395, 348111, 580185, 605971, 1740555, 1817913, 3029855, 5453739, 9089565, 16361217, 27268695, 81806085]

約数ペア:

[(1, 81806085), (3, 27268695), (5, 16361217), (9, 9089565), (15, 5453739), (27, 3029855), (45, 1817913), (47, 1740555), (135, 605971), (141, 580185), (235, 348111), (423, 193395), (705, 116037), (1269, 64465), (2115, 38679), (6345, 12893)]