2017783881

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{61441}}^1$

素因数の和:61577

約数の個数: 24

約数和(自身を含む): 3019259880

約数和(自身を除く): 1001475999

約数列:

[1, 3, 9, 41, 89, 123, 267, 369, 801, 3649, 10947, 32841, 61441, 184323, 552969, 2519081, 5468249, 7557243, 16404747, 22671729, 49214241, 224198209, 672594627, 2017783881]

約数ペア:

[(1, 2017783881), (3, 672594627), (9, 224198209), (41, 49214241), (89, 22671729), (123, 16404747), (267, 7557243), (369, 5468249), (801, 2519081), (3649, 552969), (10947, 184323), (32841, 61441)]