28081096

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{643}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 54250560

約数和(自身を除く): 26169464

約数列:

[1, 2, 4, 8, 53, 103, 106, 206, 212, 412, 424, 643, 824, 1286, 2572, 5144, 5459, 10918, 21836, 34079, 43672, 66229, 68158, 132458, 136316, 264916, 272632, 529832, 3510137, 7020274, 14040548, 28081096]

約数ペア:

[(1, 28081096), (2, 14040548), (4, 7020274), (8, 3510137), (53, 529832), (103, 272632), (106, 264916), (206, 136316), (212, 132458), (412, 68158), (424, 66229), (643, 43672), (824, 34079), (1286, 21836), (2572, 10918), (5144, 5459)]