2191527171

素因数分解:

$3^4\times {\mathrm{17}}^3\times {\mathrm{5507}}^1$

素因数の和:5570

約数の個数: 40

約数和(自身を含む): 3478962960

約数和(自身を除く): 1287435789

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 289, 459, 867, 1377, 2601, 4913, 5507, 7803, 14739, 16521, 23409, 44217, 49563, 93619, 132651, 148689, 280857, 397953, 446067, 842571, 1591523, 2527713, 4774569, 7583139, 14323707, 27055891, 42971121, 81167673, 128913363, 243503019, 730509057, 2191527171]

約数ペア:

[(1, 2191527171), (3, 730509057), (9, 243503019), (17, 128913363), (27, 81167673), (51, 42971121), (81, 27055891), (153, 14323707), (289, 7583139), (459, 4774569), (867, 2527713), (1377, 1591523), (2601, 842571), (4913, 446067), (5507, 397953), (7803, 280857), (14739, 148689), (16521, 132651), (23409, 93619), (44217, 49563)]