195137181

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{33931}}^1$

素因数の和:34014

約数の個数: 20

約数和(自身を含む): 295615584

約数和(自身を除く): 100478403

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 33931, 101793, 305379, 916137, 2409101, 2748411, 7227303, 21681909, 65045727, 195137181]

約数ペア:

[(1, 195137181), (3, 65045727), (9, 21681909), (27, 7227303), (71, 2748411), (81, 2409101), (213, 916137), (639, 305379), (1917, 101793), (5751, 33931)]