1981935

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 3602880

約数和(自身を除く): 1620945

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 135, 159, 265, 277, 477, 795, 831, 1385, 1431, 2385, 2493, 4155, 7155, 7479, 12465, 14681, 37395, 44043, 73405, 132129, 220215, 396387, 660645, 1981935]

約数ペア:

[(1, 1981935), (3, 660645), (5, 396387), (9, 220215), (15, 132129), (27, 73405), (45, 44043), (53, 37395), (135, 14681), (159, 12465), (265, 7479), (277, 7155), (477, 4155), (795, 2493), (831, 2385), (1385, 1431)]