30917439

素因数分解:

$3^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{1367}}^1$

素因数の和:1739

約数の個数: 24

約数和(自身を含む): 51217920

約数和(自身を除く): 20300481

約数列:

[1, 3, 7, 9, 21, 63, 359, 1077, 1367, 2513, 3231, 4101, 7539, 9569, 12303, 22617, 28707, 86121, 490753, 1472259, 3435271, 4416777, 10305813, 30917439]

約数ペア:

[(1, 30917439), (3, 10305813), (7, 4416777), (9, 3435271), (21, 1472259), (63, 490753), (359, 86121), (1077, 28707), (1367, 22617), (2513, 12303), (3231, 9569), (4101, 7539)]