75821481

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{401}}^1$

素因数の和:606

約数の個数: 32

約数和(自身を含む): 115776000

約数和(自身を除く): 39954519

約数列:

[1, 3, 9, 27, 47, 141, 149, 401, 423, 447, 1203, 1269, 1341, 3609, 4023, 7003, 10827, 18847, 21009, 56541, 59749, 63027, 169623, 179247, 189081, 508869, 537741, 1613223, 2808203, 8424609, 25273827, 75821481]

約数ペア:

[(1, 75821481), (3, 25273827), (9, 8424609), (27, 2808203), (47, 1613223), (141, 537741), (149, 508869), (401, 189081), (423, 179247), (447, 169623), (1203, 63027), (1269, 59749), (1341, 56541), (3609, 21009), (4023, 18847), (7003, 10827)]