47307987

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{509}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 71604000

約数和(自身を除く): 24296013

約数列:

[1, 3, 9, 23, 69, 207, 449, 509, 1347, 1527, 4041, 4581, 10327, 11707, 30981, 35121, 92943, 105363, 228541, 685623, 2056869, 5256443, 15769329, 47307987]

約数ペア:

[(1, 47307987), (3, 15769329), (9, 5256443), (23, 2056869), (69, 685623), (207, 228541), (449, 105363), (509, 92943), (1347, 35121), (1527, 30981), (4041, 11707), (4581, 10327)]