30040143

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{461}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 17860017

約数列:

[1, 3, 7, 21, 29, 87, 107, 203, 321, 461, 609, 749, 1383, 2247, 3103, 3227, 9309, 9681, 13369, 21721, 40107, 49327, 65163, 93583, 147981, 280749, 345289, 1035867, 1430483, 4291449, 10013381, 30040143]

約数ペア:

[(1, 30040143), (3, 10013381), (7, 4291449), (21, 1430483), (29, 1035867), (87, 345289), (107, 280749), (203, 147981), (321, 93583), (461, 65163), (609, 49327), (749, 40107), (1383, 21721), (2247, 13369), (3103, 9681), (3227, 9309)]