28100670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72053}}^1$

素因数の和:72076

約数の個数: 32

約数和(自身を含む): 72630432

約数和(自身を除く): 44529762

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 72053, 144106, 216159, 360265, 432318, 720530, 936689, 1080795, 1873378, 2161590, 2810067, 4683445, 5620134, 9366890, 14050335, 28100670]

約数ペア:

[(1, 28100670), (2, 14050335), (3, 9366890), (5, 5620134), (6, 4683445), (10, 2810067), (13, 2161590), (15, 1873378), (26, 1080795), (30, 936689), (39, 720530), (65, 432318), (78, 360265), (130, 216159), (195, 144106), (390, 72053)]