81073305

素因数分解:

$3^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1259}}^1$

素因数の和:1332

約数の個数: 48

約数和(自身を含む): 148599360

約数和(自身を除く): 67526055

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 243, 265, 405, 477, 795, 1215, 1259, 1431, 2385, 3777, 4293, 6295, 7155, 11331, 12879, 18885, 21465, 33993, 56655, 64395, 66727, 101979, 169965, 200181, 305937, 333635, 509895, 600543, 1000905, 1529685, 1801629, 3002715, 5404887, 9008145, 16214661, 27024435, 81073305]

約数ペア:

[(1, 81073305), (3, 27024435), (5, 16214661), (9, 9008145), (15, 5404887), (27, 3002715), (45, 1801629), (53, 1529685), (81, 1000905), (135, 600543), (159, 509895), (243, 333635), (265, 305937), (405, 200181), (477, 169965), (795, 101979), (1215, 66727), (1259, 64395), (1431, 56655), (2385, 33993), (3777, 21465), (4293, 18885), (6295, 12879), (7155, 11331)]