81209091

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{10867}}^1$

素因数の和:10970

約数の個数: 16

約数和(自身を含む): 112679424

約数和(自身を除く): 31470333

約数列:

[1, 3, 47, 53, 141, 159, 2491, 7473, 10867, 32601, 510749, 575951, 1532247, 1727853, 27069697, 81209091]

約数ペア:

[(1, 81209091), (3, 27069697), (47, 1727853), (53, 1532247), (141, 575951), (159, 510749), (2491, 32601), (7473, 10867)]