9919539

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8287}}^1$

素因数の和:8319

約数の個数: 24

約数和(自身を含む): 17239040

約数和(自身を除く): 7319501

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 8287, 24861, 58009, 74583, 157453, 174027, 472359, 522081, 1102171, 1417077, 3306513, 9919539]

約数ペア:

[(1, 9919539), (3, 3306513), (7, 1417077), (9, 1102171), (19, 522081), (21, 472359), (57, 174027), (63, 157453), (133, 74583), (171, 58009), (399, 24861), (1197, 8287)]