142740346

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{443293}}^1$

素因数の和:443325

約数の個数: 16

約数和(自身を含む): 255337344

約数和(自身を除く): 112596998

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 443293, 886586, 3103051, 6206102, 10195739, 20391478, 71370173, 142740346]

約数ペア:

[(1, 142740346), (2, 71370173), (7, 20391478), (14, 10195739), (23, 6206102), (46, 3103051), (161, 886586), (322, 443293)]