31599243

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15887}}^1$

素因数の和:15923

約数の個数: 24

約数和(自身を含む): 52049088

約数和(自身を除く): 20449845

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 15887, 47661, 142983, 206531, 270079, 619593, 810237, 1858779, 2430711, 3511027, 10533081, 31599243]

約数ペア:

[(1, 31599243), (3, 10533081), (9, 3511027), (13, 2430711), (17, 1858779), (39, 810237), (51, 619593), (117, 270079), (153, 206531), (221, 142983), (663, 47661), (1989, 15887)]