1318221681

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{10159}}^1$

素因数の和:10373

約数の個数: 32

約数和(自身を含む): 2075566080

約数和(自身を除く): 757344399

約数列:

[1, 3, 7, 21, 37, 111, 167, 259, 501, 777, 1169, 3507, 6179, 10159, 18537, 30477, 43253, 71113, 129759, 213339, 375883, 1127649, 1696553, 2631181, 5089659, 7893543, 11875871, 35627613, 62772461, 188317383, 439407227, 1318221681]

約数ペア:

[(1, 1318221681), (3, 439407227), (7, 188317383), (21, 62772461), (37, 35627613), (111, 11875871), (167, 7893543), (259, 5089659), (501, 2631181), (777, 1696553), (1169, 1127649), (3507, 375883), (6179, 213339), (10159, 129759), (18537, 71113), (30477, 43253)]