16746405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{547}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 29092224

約数和(自身を除く): 12345819

約数列:

[1, 3, 5, 13, 15, 39, 65, 157, 195, 471, 547, 785, 1641, 2041, 2355, 2735, 6123, 7111, 8205, 10205, 21333, 30615, 35555, 85879, 106665, 257637, 429395, 1116427, 1288185, 3349281, 5582135, 16746405]

約数ペア:

[(1, 16746405), (3, 5582135), (5, 3349281), (13, 1288185), (15, 1116427), (39, 429395), (65, 257637), (157, 106665), (195, 85879), (471, 35555), (547, 30615), (785, 21333), (1641, 10205), (2041, 8205), (2355, 7111), (2735, 6123)]