27871431

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{32371}}^1$

素因数の和:32422

約数の個数: 16

約数和(自身を含む): 43507968

約数和(自身を除く): 15636537

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 32371, 97113, 226597, 679791, 1327211, 3981633, 9290477, 27871431]

約数ペア:

[(1, 27871431), (3, 9290477), (7, 3981633), (21, 1327211), (41, 679791), (123, 226597), (287, 97113), (861, 32371)]