2871747

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 32

約数和(自身を含む): 4546560

約数和(自身を除く): 1674813

約数列:

[1, 3, 9, 27, 31, 47, 73, 93, 141, 219, 279, 423, 657, 837, 1269, 1457, 1971, 2263, 3431, 4371, 6789, 10293, 13113, 20367, 30879, 39339, 61101, 92637, 106361, 319083, 957249, 2871747]

約数ペア:

[(1, 2871747), (3, 957249), (9, 319083), (27, 106361), (31, 92637), (47, 61101), (73, 39339), (93, 30879), (141, 20367), (219, 13113), (279, 10293), (423, 6789), (657, 4371), (837, 3431), (1269, 2263), (1457, 1971)]