64311489

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{811}}^1$

素因数の和:923

約数の個数: 40

約数和(自身を含む): 106112160

約数和(自身を除く): 41800671

約数列:

[1, 3, 9, 11, 27, 33, 81, 89, 99, 267, 297, 801, 811, 891, 979, 2403, 2433, 2937, 7209, 7299, 8811, 8921, 21897, 26433, 26763, 65691, 72179, 79299, 80289, 216537, 240867, 649611, 722601, 793969, 1948833, 2381907, 5846499, 7145721, 21437163, 64311489]

約数ペア:

[(1, 64311489), (3, 21437163), (9, 7145721), (11, 5846499), (27, 2381907), (33, 1948833), (81, 793969), (89, 722601), (99, 649611), (267, 240867), (297, 216537), (801, 80289), (811, 79299), (891, 72179), (979, 65691), (2403, 26763), (2433, 26433), (2937, 21897), (7209, 8921), (7299, 8811)]