64402863

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{977}}^1$

素因数の和:1103

約数の個数: 32

約数和(自身を含む): 101899776

約数和(自身を除く): 37496913

約数列:

[1, 3, 7, 21, 43, 73, 129, 219, 301, 511, 903, 977, 1533, 2931, 3139, 6839, 9417, 20517, 21973, 42011, 65919, 71321, 126033, 213963, 294077, 499247, 882231, 1497741, 3066803, 9200409, 21467621, 64402863]

約数ペア:

[(1, 64402863), (3, 21467621), (7, 9200409), (21, 3066803), (43, 1497741), (73, 882231), (129, 499247), (219, 294077), (301, 213963), (511, 126033), (903, 71321), (977, 65919), (1533, 42011), (2931, 21973), (3139, 20517), (6839, 9417)]