81978805714

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{10243}}^1\times {\mathrm{307823}}^1$

素因数の和:318081

約数の個数: 16

約数和(自身を含む): 132440660352

約数和(自身を除く): 50461854638

約数列:

[1, 2, 13, 26, 10243, 20486, 133159, 266318, 307823, 615646, 4001699, 8003398, 3153030989, 6306061978, 40989402857, 81978805714]

約数ペア:

[(1, 81978805714), (2, 40989402857), (13, 6306061978), (26, 3153030989), (10243, 8003398), (20486, 4001699), (133159, 615646), (266318, 307823)]