168991881

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{7603}}^1$

素因数の和:7876

約数の個数: 16

約数和(自身を含む): 233594880

約数和(自身を除く): 64602999

約数列:

[1, 3, 31, 93, 239, 717, 7409, 7603, 22227, 22809, 235693, 707079, 1817117, 5451351, 56330627, 168991881]

約数ペア:

[(1, 168991881), (3, 56330627), (31, 5451351), (93, 1817117), (239, 707079), (717, 235693), (7409, 22809), (7603, 22227)]