1291354897

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1\times {\mathrm{6737}}^1$

素因数の和:7080

約数の個数: 16

約数和(自身を含む): 1494218880

約数和(自身を除く): 202863983

約数列:

[1, 7, 139, 197, 973, 1379, 6737, 27383, 47159, 191681, 936443, 1327189, 6555101, 9290323, 184479271, 1291354897]

約数ペア:

[(1, 1291354897), (7, 184479271), (139, 9290323), (197, 6555101), (973, 1327189), (1379, 936443), (6737, 191681), (27383, 47159)]