28328452

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{571}}^1$

素因数の和:811

約数の個数: 24

約数和(自身を含む): 50610560

約数和(自身を除く): 22282108

約数列:

[1, 2, 4, 79, 157, 158, 314, 316, 571, 628, 1142, 2284, 12403, 24806, 45109, 49612, 89647, 90218, 179294, 180436, 358588, 7082113, 14164226, 28328452]

約数ペア:

[(1, 28328452), (2, 14164226), (4, 7082113), (79, 358588), (157, 180436), (158, 179294), (314, 90218), (316, 89647), (571, 49612), (628, 45109), (1142, 24806), (2284, 12403)]