2187666943

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1543}}^1\times {\mathrm{18413}}^1$

素因数の和:19974

約数の個数: 16

約数和(自身を含む): 2729396736

約数和(自身を除く): 541729793

約数列:

[1, 7, 11, 77, 1543, 10801, 16973, 18413, 118811, 128891, 202543, 1417801, 28411259, 198878813, 312523849, 2187666943]

約数ペア:

[(1, 2187666943), (7, 312523849), (11, 198878813), (77, 28411259), (1543, 1417801), (10801, 202543), (16973, 128891), (18413, 118811)]