2912257197

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{85991}}^1$

素因数の和:86121

約数の個数: 24

約数和(自身を含む): 4346379648

約数和(自身を除く): 1434122451

約数列:

[1, 3, 9, 53, 71, 159, 213, 477, 639, 3763, 11289, 33867, 85991, 257973, 773919, 4557523, 6105361, 13672569, 18316083, 41017707, 54948249, 323584133, 970752399, 2912257197]

約数ペア:

[(1, 2912257197), (3, 970752399), (9, 323584133), (53, 54948249), (71, 41017707), (159, 18316083), (213, 13672569), (477, 6105361), (639, 4557523), (3763, 773919), (11289, 257973), (33867, 85991)]