2820285

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1607}}^1$

素因数の和:1634

約数の個数: 32

約数和(自身を含む): 5402880

約数和(自身を除く): 2582595

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1607, 1755, 4821, 8035, 14463, 20891, 24105, 43389, 62673, 72315, 104455, 188019, 216945, 313365, 564057, 940095, 2820285]

約数ペア:

[(1, 2820285), (3, 940095), (5, 564057), (9, 313365), (13, 216945), (15, 188019), (27, 104455), (39, 72315), (45, 62673), (65, 43389), (117, 24105), (135, 20891), (195, 14463), (351, 8035), (585, 4821), (1607, 1755)]