1380915

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 2514240

約数和(自身を除く): 1133325

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 135, 159, 193, 265, 477, 579, 795, 965, 1431, 1737, 2385, 2895, 5211, 7155, 8685, 10229, 26055, 30687, 51145, 92061, 153435, 276183, 460305, 1380915]

約数ペア:

[(1, 1380915), (3, 460305), (5, 276183), (9, 153435), (15, 92061), (27, 51145), (45, 30687), (53, 26055), (135, 10229), (159, 8685), (193, 7155), (265, 5211), (477, 2895), (579, 2385), (795, 1737), (965, 1431)]